| n | saturation exponent | | | | Details |
| N | north | | | | Details |
| N | Non-Producer | | | | Details |
| N | Neutron | | | | Details |
| N | Newton | | | | Details |
| N | nonproducer | | | | Details |
| N | normal(to express concentration) | | | | Details |
| N | N Neubohrung | | | | Details |
| n | no | | | | Details |
| N | Oelinhalt Angegeben (tonne) | Given oil content | | | Details |
| NAG | Non Associated Gas|| | Non Associated Gas | Nicht vorhandenes Gas | Gaz non associés | Details |
| NOS | North Sea|| | North Sea | Nordsee | La mer du nord | Details |
| NG | Nenngewicht|| | nominal weight | Nenngewicht | poids nominal | Details |
| anz | Anzahl|| | number | Nummer | nombre | Details |
| PIN | Personnal Identifikation Number|| | Personnal Identification Number | Personnal Identifikationsnummer | Personnal Identification Number | Details |
| NOW | now|| | now | jetzt | maintenant | Details |
| ABAN | Abandonment | | | | Details |
| abnd | abandoned | | | | Details |
| abndt | abundant | | | | Details |
| abun | abundant | | | | Details |
| AC SIGN | Acoustic Signature | | | | Details |
| AC/CAL NEU | Acoustilog Caliper Neutron | | | | Details |
| AC/NUE | BHC Acoustilog Caliper Neutron | | | | Details |
| ACNA | Aziende Colori Nazionali Affini Italy | | | | Details |
| ACRONYMS | AND ABBREVIATIONSAC–4 PRUDENT DEVELOPMENT: Realizing the Potential of North America’s Abundant Natural Gas and Oil Resources | | | | Details |
| ADN | Azimuthal Density Neutron (Schlumberger) | | | | Details |
| ADN | Azimuthal Density Neutron | | | | Details |
| ADNATCO | Abu Dhabi National Tanker Co. Abu Dhabi | | | | Details |
| ADNOC | Abu Dhabi National Oil Company Abu Dhabi | | | | Details |
| ADNOC-FOD | Abu Dhabi National Oil Company for Distribution Abu Dhabi | | | | Details |
| adspn | adsorption | | | | Details |
| advan | advanced | | | | Details |
| AF/COND | after condenser | | | | Details |
| AHN | Amerada Hess Norge A/S Norway | | | | Details |
| ALC-GRN | Acoustilog Caliper-Gamma Ray-Neutron | | | | Details |
| ALC-N | Acoustilog Caliper-Neutron | | | | Details |
| ALIGN | alignment(ing) | | | | Details |
| Aminoil | American Independent Oil Company | | | | Details |
| AN | ANDORRA | | | | Details |
| AN | NETHERLANDS ANTILLES | | | | Details |
| an | annulus | | | | Details |
| ANACO | Analysis of Core Logs Report | | | | Details |
| anal | analysis, analytical | | | | Details |
| ANARE | Analysis Report | | | | Details |
| ANB | Arab National Bank | | | | Details |
| ANBA | Arab Bankers Association of North America | | | | Details |
| ANC | Anchor(age) | | | | Details |
| ANCAP | Administracion Nacional de Combustibles, Alcohol y Portland Uruguay | | | | Details |
| AND | ANDORRA | | | | Details |
| ANG | Associated Natural Gas | | | | Details |
| ang | angle, angular | | | | Details |
| ANGA | American Natural Gas Association | | | | Details |
| ANGA | America’s Natural Gas Alliance | | | | Details |
| ANGTS | Alaska Natural Gas Transportation System | | | | Details |
| Angul | Angulogerina | | | | Details |
| ANHY | Anhydrite | | | | Details |
| anhy | anhydrite (itic) | | | | Details |
| anhy | anhydrite, anhydritic | | | | Details |
| anhyd | anhydrous | | | | Details |
| Anion | an ion with a negative charge | | | | Details |
| ANISC | Alexandria National Iron and Steel Company | | | | Details |
| ANN | Artificial Neural Network | | | | Details |
| Anode | the positively charged site in a cell Oxidation site The site of metal loss in corrosion | | | | Details |
| anode | Corrosion prevention device | | | | Details |
| ANOVA | Analysis Of Variance | | | | Details |
| ANP | Agency National Petroleum for Brazil | | | | Details |
| ANPC | Afghan National Petroleum Co. Afghanistan | | | | Details |
| ANR | amount not reported | | | | Details |
| ANS | Alaskan North Slope | | | | Details |
| ANSDK | Alexandria Iron and Steel Company | | | | Details |
| ANSI | American National Standards Institute | | | | Details |
| ANT | NETHERLANDS ANTILLES | | | | Details |
| ANTHAM | ANTwerp-HAMburg range | | | | Details |
| antr | antransportiert | | | | Details |
| ANUB | annubar | | | | Details |
| ANUC | annunciator | | | | Details |
| ANWR | Arctic National Wildlife Refuge | | | | Details |
| ANYA | allowable not yet available | | | | Details |
| aren | arenaceous | | | | Details |
| arnd | around | | | | Details |
| ASEAN | Association of Southeast Asian Nations | | | | Details |
| ASINs | Amazon Standard Identification Numbers | | | | Details |
| assn | association | | | | Details |
| astn | asphaltic stain | | | | Details |
| ATDNSHINC | Any Time Day/Night Sundays and Holidays INCluded | | | | Details |
| ATLANTICO | Compania Espanola de Petroleos Atlantico S.A. Spain | | | | Details |
| B.In. | Big Injun | | | | Details |
| B/N | Booking Note | | | | Details |
| b/on | buck-on | | | | Details |
| BANAGAS | Bahrain National Gas Co. BSC Bahrain | | | | Details |
| BANANA | Build Absolutely Nothing Anywhere Near Anybody | | | | Details |
| Banoco | Bahrain National Oil Company | | | | Details |
| BANOCO | Bahrain National Oil Company Bahrain | | | | Details |
| Basin | a large area with a general containment and an often thick accumulation of rock | | | | Details |
| BDNG | bedding | | | | Details |
| Bean | a flow restriction common in downhole chokes, surface chokes and some SSSVs | | | | Details |
| BEN | BENIN | | | | Details |
| Ben | Benoist(Bethel) sand | | | | Details |
| Ben | Benton | | | | Details |
| BENDS | Both Ends ( Load and discharge ports) | | | | Details |
| bent | bentonite (itic) | | | | Details |
| Bent | bentonite | | | | Details |
| BHC ALC GRN | BHC Acoustilog Caliper G/R Neutron | | | | Details |
| BHC ALC N | BHC Acoustilog Caliper Neutron | | | | Details |
| BHC ALGRNTC | BHC Acoustilog Caliper G/R Neutron (Thru Casing) | | | | Details |
| BHN | Brunel Hardness Number | | | | Details |
| BHn | Big Horn | | | | Details |
| BHN | Brinell hardness number | | | | Details |
| Big.nod. | Bigenerina nodosaria | | | | Details |
| BIN | binary | | | | Details |
| BINXQ | Bond Index Quicklook Log | | | | Details |
| Blin | Blinebry | | | | Details |
| blk-lnr | blank liner | | | | Details |
| BLND | blend(ed)(er)(ing) | | | | Details |
| BN | BENIN | | | | Details |
| BN | BRUNEI DARUSSALAM | | | | Details |
| bn | brown | | | | Details |
| bnd | band (ed) | | | | Details |
| BNDE | Banque Nationale pour le Développement Economique | | | | Details |
| bndry | boundary | | | | Details |
| BNGL | Barrels of natural gas liquids | | | | Details |
| BNO | barrels new oil | | | | Details |
| BNOCL | Barbados National Oil Company Ltd. Barbados | | | | Details |
| BNP | Banque Nationale de Paris | | | | Details |
| BNPE | Bureau de Normalisation du Petrole France | | | | Details |
| BNW | barrels new water | | | | Details |
| bnz | benzene | | | | Details |
| BOMINFLOT | KG Bominflot Bunkergas fuer Mineraloele mbH & Co. Germany | | | | Details |
| Bonne | Bonneterre | | | | Details |
| BRGN | Bureau de Researches Géologiques et Minières | | | | Details |
| brkn | broken | | | | Details |
| brkn-sd | broken sand | | | | Details |
| BRN | BRUNEI DARUSSALAM | | | | Details |
| brn | brown | | | | Details |
| Brn Li | brown lime | | | | Details |
| brnsh | brownish | | | | Details |
| brn-sh | brown shale | | | | Details |
| BTN | BHUTAN | | | | Details |
| BuMInes | Bureau of Mines, U.S. Department of the Interior | | | | Details |
| bunr | burner | | | | Details |
| BWON | Benzene Waste Operations NESHAP (40 CFR part 61, subpart FF) | | | | Details |
| CAN | CANADA | | | | Details |
| Cane | Riv Cane River | | | | Details |
| CANL | Computer Analysis | | | | Details |
| CanOxy | Canadian Occidental Petroleum Ltd. | | | | Details |
| Cany | canyon | | | | Details |
| Casing) | (Thru | | | | Details |
| CBL GRN | Acoustic Cement Bond G/R Neutron | | | | Details |
| CBL N | Acoustic Cement Bond Neutron | | | | Details |
| CBL/GR/NEU | Acoustic Cement Bond G/R Neutron | | | | Details |
| CBL/NEU | Acoustic Cement Bond Neutron | | | | Details |
| CBL-GRN | Cement Bond-Gamma Ray Neutron | | | | Details |
| CBL-N | Cement Bond-Neutron | | | | Details |
| CBND | Cement Bond | | | | Details |
| CBNG | coal bed natural gas | | | | Details |
| CBNG | coalbed natural gas | | | | Details |
| CCN | Caliper Corrected Neutron | | | | Details |
| CDLC GRN | Compensated Densilog Caliper G/R Neutron | | | | Details |
| CDLC N | Compensated Densilog Caliper Neutron | | | | Details |
| CDN | Compensated Density Neutron | | | | Details |
| CDPNE | College Degree Program for Non-Employees | | | | Details |
| CECAN | CEC Analysis | | | | Details |
| Ceno | Cenozoic | | | | Details |
| cent | centralizers | | | | Details |
| CentGas | Central Asia Gas Pipeline Ltd. | | | | Details |
| centr | centrifugal | | | | Details |
| CFN | Continuous Fracture Network | | | | Details |
| CHCNC | CHCNC Gamma Ray Casing Collar Locator | | | | Details |
| Chin | Chinle | | | | Details |
| Chini | General Company for Dinnerware | | | | Details |
| CHN | CHINA | | | | Details |
| chng | change(ed)(ing) | | | | Details |
| CHNL | Channel Survey | | | | Details |
| CHNL | channel | | | | Details |
| CIN | Common Interest Network (system on Shell Global Networks) | | | | Details |
| CINSA | Compania Insular del Nitrogena, S.A. Spain | | | | Details |
| Ck-Mtn | Cook Mountain | | | | Details |
| cksn | chicksan | | | | Details |
| cln(d)(g) | clean(ed)(ing) | | | | Details |
| clystn | clavstone | | | | Details |
| Cmchn | comanchean | | | | Details |
| CML N | Channelmaster-Neutron | | | | Details |
| CN | Compensated Neutron Log | | | | Details |
| CN | CANADA | | | | Details |
| CN | COMOROS | | | | Details |
| CN | CANADA | | | | Details |
| CN | CHINA | | | | Details |
| CN | cetane number | | | | Details |
| CN/BD | control building | | | | Details |
| CNACG | China National Administration of Coal Geology China | | | | Details |
| CNCF | Field Normalized Compensated Neutron Porosity | | | | Details |
| CNCF | field-normalised compensated neutron porosity | | | | Details |
| cncn | concentric | | | | Details |
| CND | Compensated Neutron Density | | | | Details |
| CND | conduit | | | | Details |
| CNDL | Compensated Neutron Density | | | | Details |
| CNFDP | CNFD True Vertical Depth Playback Log | | | | Details |
| CNG | Compressed Natural Gas www.coselle.com | | | | Details |
| CNG | Compressed Natural Gas | | | | Details |
| CNG | Consolidated Natural Gas Supply Company | | | | Details |
| CNGP | CNG Producing Committee | | | | Details |
| CNGR | Compensated Neutron Gamma Ray Log | | | | Details |
| CNI | Conoco Norway Norway | | | | Details |
| CNL | Compensated Neutron Log | | | | Details |
| CNl | Compensated Neutron log Messung | | | | Details |
| CNL | Compensated Neutron Log. | | | | Details |
| CNL | compensated neutron log Radioactive neutron source bombards the formation with high energy neutrons, which are slowed and captured by atoms of the formation The low energy neutrons are reflected back to the tool and counted The amount of neutrons returning is inversely proportional to the porosity of the formation | | | | Details |
| CNLC | China National Logging Company | | | | Details |
| CNLFD | CNL/FDC Log | | | | Details |
| CNLOPB | Canada-Newfoundland and Labrador Offshore Petroleum Board | | | | Details |
| CNLP | Compensated Neutron Log Porosity | | | | Details |
| CNOC | China National Oil Company | | | | Details |
| CNODC | China National Oil & Gas Exploration & Development Corp. (see CSPC) China | | | | Details |
| CNOOC | China National Offshore Oil Corporation China | | | | Details |
| CNP | Compensated Neutron Porosity | | | | Details |
| CNP | Compensated Neutron Log Porosity | | | | Details |
| CNPC | China National Petroleum Corporation | | | | Details |
| CNPC | China National Petroleum Corporation China | | | | Details |
| CNR | Conditioning Run | | | | Details |
| CNR | corner | | | | Details |
| CNS | Central North Sea | | | | Details |
| CNS | Compensated Neutron Service | | | | Details |
| CNSI | Conoco North Sea Inc. Norway | | | | Details |
| CNSOPB | Canada Nova Scotia Offshore Petroleum Board | | | | Details |
| CNSOPB | Canada-Nova Scotia Offshore Petroleum Board | | | | Details |
| CNT | Compensated Neutron Tool | | | | Details |
| CNT | Compensated Neutron | | | | Details |
| CNT | Geochemical Log | | | | Details |
| CNT-A/H | Compensated Neutron Log | | | | Details |
| cntf | centrifuge | | | | Details |
| CNT-G | Dual-Energy Neutron Log | | | | Details |
| cntl | control(s) | | | | Details |
| CNTN | containment | | | | Details |
| cntr | center(d) | | | | Details |
| cntr | container | | | | Details |
| cntr | controller | | | | Details |
| CNTS | Slim Compensated Neutron Tool | | | | Details |
| CNTWT | counter weight | | | | Details |
| Cnty | county | | | | Details |
| cnvr | conveyor | | | | Details |
| cnxns | connections | | | | Details |
| COBLDN | Closing Of Business LoDoN | | | | Details |
| Com AVL-N | Compensated Acoustic Velocity | | | | Details |
| Com Den | Compensated Density | | | | Details |
| Com Den-GR | Compensated Density Gamma Ray | | | | Details |
| COMAN | Compositional Analysis | | | | Details |
| compnts | components | | | | Details |
| CON | Condensate | | | | Details |
| con | consolidated | | | | Details |
| Con Dr. | Continuous Drift | | | | Details |
| conc | concentrate | | | | Details |
| conc | concentric | | | | Details |
| conc | concrete | | | | Details |
| CONCAWE | Conservation of Clean Air and Water in Europe | | | | Details |
| CONCAWE | Oil companies’ European organization for environment, health and safety Belgium | | | | Details |
| conch | conchoidal | | | | Details |
| concl | conclusion | | | | Details |
| cond | condensate | | | | Details |
| cond | condition(ed)(ing) | | | | Details |
| CONDE | Condensate Analysis Report | | | | Details |
| CONDR | Continuous Directional Log | | | | Details |
| condr | conductor ( csq) | | | | Details |
| condr | conductor(pipe) | | | | Details |
| condt | conductivity | | | | Details |
| conf | confidential | | | | Details |
| conf | confirm(ed)(ing) | | | | Details |
| confl | conflict | | | | Details |
| cong | conglomerate(itic) | | | | Details |
| congl | conglomerate (itic) | | | | Details |
| congl | conglomerate | | | | Details |
| CONL | Contact | | | | Details |
| conn | connection | | | | Details |
| cono | conodonts | | | | Details |
| CONOCO | Continental Oil Co. | | | | Details |
| consol | consolidated | | | | Details |
| CONSPAIN | Continental Oil Co. of Spain (Conoco Espanola, S.A.) Spain | | | | Details |
| const | constant | | | | Details |
| const | construction | | | | Details |
| consv | conserve, conservation | | | | Details |
| CONT | CONTainer | | | | Details |
| Cont | Contact Caliper | | | | Details |
| cont(d) | continue(ed) | | | | Details |
| contam | contaminated, contamination | | | | Details |
| contd | continued | | | | Details |
| Contr | contractor | | | | Details |
| contr | resp contractor responsibility | | | | Details |
| contrib | contribution | | | | Details |
| conv | converse | | | | Details |
| CONVT | convector, convection | | | | Details |
| CORAN | Core Analysis Report | | | | Details |
| Counc | G Council Grove | | | | Details |
| cren | crenulated | | | | Details |
| Crin | crinoid(al) | | | | Details |
| CR-MSN | Gamma Ray – Multi-Spaced Neutron Log | | | | Details |
| CRN | crane | | | | Details |
| crn | blk crown block | | | | Details |
| crnk | crinkled | | | | Details |
| crs-xln | coarse crystalline | | | | Details |
| crypto-xln | cryptocrystalline | | | | Details |
| CSHN | Cased Hole Neutron Log | | | | Details |
| CSNG | Compensated Spectral Natural Gamma Ray | | | | Details |
| Ctlmn | Cattleman | | | | Details |
| CTN | Compensated Thermal Neutron | | | | Details |
| ctn | carton | | | | Details |
| Ctnwd | Cottonwood | | | | Details |
| CYDN | Cyberdon Log | | | | Details |
| cyn | canyon | | | | Details |
| Dan | Dantzler | | | | Details |
| DANA | Dana Petroleum plc UK | | | | Details |
| DANOP | Dansk Operatorselskab Denmark | | | | Details |
| DBL SKIN | DouBLe SKINned | | | | Details |
| DDN | Dual Detector Neutron | | | | Details |
| DDNL | Dual Det. Neutron Life Log | | | | Details |
| DECON | Deconvolution | | | | Details |
| DEMINEX | DEMINEX GmbH Germany | | | | Details |
| DEN | Density Log | | | | Details |
| Den | Density | | | | Details |
| dend | dendrite(ic) | | | | Details |
| Den-G | Density Gamma Ray | | | | Details |
| DENL | Density | | | | Details |
| DENL | Density Log | | | | Details |
| DENR | Radioactive fluid density tool (in PLT tool) | | | | Details |
| DEPAN | Deposit Analysis Report | | | | Details |
| DEUDAN | Deutsche/Danische Erdgastransport GmbH Germany/Denmark | | | | Details |
| DFN | Discrete Fracture Network | | | | Details |
| DHHN | Deutsches Haupthöhennetz | | | | Details |
| DIGANAMEX | Distribuidora de Gas Natural del Estado de Mexico S.A. Mexico | | | | Details |
| DIN | Deutsche Industrie Norm connector | | | | Details |
| Din | Dinwoody | | | | Details |
| DINT | Dip Interpretation | | | | Details |
| disman | dismantle | | | | Details |
| DN | Delivery Note | | | | Details |
| DN | diamètre nominal/nominal diameter/Durchmesser nach Norm (europe standerd for pipes) | | | | Details |
| dn | down | | | | Details |
| DNHO | Downhole Logging | | | | Details |
| DNK | DENMARK | | | | Details |
| DNL | dual porosity CNL | | | | Details |
| DNL | Dual-Energy Neutron Log | | | | Details |
| DNL | Dual Porosity Compensated Neutron | | | | Details |
| DNO | Det Norske Oljeselskap A/S Norway | | | | Details |
| DNR | Department of Natural Resources | | | | Details |
| DNS | Domain Name System | | | | Details |
| Dns | Dense | | | | Details |
| DNSCM | Density Neutron Standoff Caliper MultiLink | | | | Details |
| DNV | Det Norske Veritas | | | | Details |
| DNV | Det Norske Veritas Norway | | | | Details |
| DONG | Dansk Olie og Naturgas A/S Denmark | | | | Details |
| Dorn | H Dornick Hills | | | | Details |
| dpn | deepen | | | | Details |
| drng | drainage | | | | Details |
| DSCAN | DSC Analysis Report | | | | Details |
| dsgn | design | | | | Details |
| DSN | Dual Spaced Neutron | | | | Details |
| dstn | destination | | | | Details |
| DSTND | Dual Space Thermal Neutron Density Log | | | | Details |
| dyn | dynamic | | | | Details |
| DYNPOS | Dynamic Positioning | | | | Details |
| EAN | European Article Number | | | | Details |
| ECCN | Export Control and Compliance Number | | | | Details |
| ECN | Netherlands Energy Research Foundation (Energieonderzoek Centrum Nederland) Netherlands | | | | Details |
| Econ | economics, economy, economizer | | | | Details |
| EDCTN(R) | education(tor) | | | | Details |
| ELAN | Elemental Analysis program (SLB) | | | | Details |
| Ellen | Ellenburger | | | | Details |
| ELNG | Egypt LNG | | | | Details |
| EMN | electromagnetic | | | | Details |
| EMNEX | Emirates Equity Index | | | | Details |
| EMNI | electromagnetic induction | | | | Details |
| EN | ESTONIA | | | | Details |
| EN PI | Enhanced Productivity Index Log | | | | Details |
| ENACOL | Empresa Nacionale de Combustiveis, SARL Cape Verde | | | | Details |
| ENAFOR | Entreprise Nationale de Forage Algeria | | | | Details |
| ENAGAS | Empresa Nacional del Gas S.A. Spain | | | | Details |
| ENAP | Empresa Nacional del Petroleo Chile | | | | Details |
| encl | enclosure | | | | Details |
| End | Endicott | | | | Details |
| endo | endothyra | | | | Details |
| ENFERSA | Empresa Nationale de Fertiliantes S.A. Spain | | | | Details |
| ENG | Engineering Log | | | | Details |
| eng | engine | | | | Details |
| ENGEBRAS | Engenharia Especializada Brasileira, S.A. Brazil | | | | Details |
| ENGF | Engineer Factual Report | | | | Details |
| ENGPD | Engineering Porosity Data | | | | Details |
| engr(g) | engineer(ing) | | | | Details |
| ENH | Empresa Nacional de Hidrocarbonetos de Moçambique Mozambique | | | | Details |
| Eni | Ente Nazionale Idrocarburi S.p.A. (Italy) | | | | Details |
| ENI | Ente Nazionale Idrocarburi S.p.A. (incorporates Agip) Italy | | | | Details |
| ENIAC | Electronic Numerical Integrator And Computer | | | | Details |
| ENIP | Entreprise Nationale d’Industrie Petrochimique Algeria | | | | Details |
| ENJ | Enerjet Log | | | | Details |
| enl | enlarged | | | | Details |
| enml | enamel | | | | Details |
| ENOC | Emirates National Oil Company | | | | Details |
| ENPI | Enhanced Productivity Index Log | | | | Details |
| ENPPI | Engineering for the Petroleum and Process Industries | | | | Details |
| ENPPI | Engineering for the Petroleum and Process Industries Egypt | | | | Details |
| Ent | Entrada | | | | Details |
| ENT | entrance | | | | Details |
| ent | entry | | | | Details |
| ENTELEC | Energy Telecommunications & Electrical Association | | | | Details |
| ENV | envelope | | | | Details |
| ENVIR | environment | | | | Details |
| EONIA | Euro OverNight Index Average | | | | Details |
| Epon. | Eponides | | | | Details |
| Epon. | y. Eponides yeguaensis | | | | Details |
| EPTNG | EPT-NGT Log | | | | Details |
| EPXN | Exploration & Production - New Business | | | | Details |
| EPX-N | Exploration & Production - New Business | | | | Details |
| ESN | North Africa & Offshore | | | | Details |
| ETN | Neutron Formation | | | | Details |
| ETN | Epithermal Neutron | | | | Details |
| ext(n) | extended, extension | | | | Details |
| F/N | Fixing Note | | | | Details |
| f/xin | finely crystalline | | | | Details |
| f’man | foreman | | | | Details |
| fain | faint | | | | Details |
| FANAL | Formation Analysis Sheet Log | | | | Details |
| FCON | Fluid Conductivity Log | | | | Details |
| FDCNL | formation density compensated neutron log | | | | Details |
| FDEN | Fluid Density | | | | Details |
| fdn | foundation | | | | Details |
| FDN | Nuclear Fluid Density Log | | | | Details |
| FDNAT | Frequency-Dependent Noise Attenuation (CGGVeritas) | | | | Details |
| FF-MSG-N | Frac-Finder Micro-Seismogram Neutron | | | | Details |
| FHINC | Friday Holidays INCluded. (Muslim Countries) | | | | Details |
| FIN | FINLAND | | | | Details |
| fin | final | | | | Details |
| fin | finish(ed) | | | | Details |
| fin | drlg finished drilling | | | | Details |
| FIN | GR finish grade | | | | Details |
| FINA | PetroFina S.A. (now TotalFinaElf) Belgium | | | | Details |
| FINCO | Finance Committee | | | | Details |
| FINST | Final Stratigraphic Report | | | | Details |
| FINTP | Formation Interpretation | | | | Details |
| FLN | Front de Libération Nationale | | | | Details |
| FLNG | Floating Liquid Natural Gas | | | | Details |
| fltn | flotation | | | | Details |
| FMTAN | FMT Analysis Report | | | | Details |
| FN | fishing neck | | | | Details |
| fn | fine | | | | Details |
| FNEL | from northeast line | | | | Details |
| fnl | from north line | | | | Details |
| fnly | finely | | | | Details |
| FNPT | Female Pipe Thread (female connection of NPT, same as FPT) | | | | Details |
| FNSH | finish | | | | Details |
| Fnt | faint | | | | Details |
| FNWL | from northwest line | | | | Details |
| FONSI | finding of no significant impact | | | | Details |
| formation | evaluation | | | | Details |
| FORTRAN | Formula Translation | | | | Details |
| Fount | Fountain | | | | Details |
| FPLAN | Field Plan Log | | | | Details |
| fran | franchise | | | | Details |
| Franc | Franconia | | | | Details |
| FRANCAREP | Compagnie Franco-Afrique de Recherches Petrolieres France | | | | Details |
| Free Ex Ins | FREE of any EXtra INSurance (Owners) | | | | Details |
| Fron | frontier | | | | Details |
| FSN | failure to set in nipple/sidepocket | | | | Details |
| FSTN | fasten(ing)(er) | | | | Details |
| furn | furnace | | | | Details |
| FURN | furnish(ed) | | | | Details |
| Furn | & fix furniture and fixtures | | | | Details |
| gal/min | gallons per minute | | | | Details |
| GASAN | Gas Analysis Report | | | | Details |
| GASBEND | Good And Safe (Port) Both ENDs | | | | Details |
| GASUNIE | NV Nederlandse Gasunie Netherlands | | | | Details |
| Gdwn | Goodwin | | | | Details |
| gen | generation, generator | | | | Details |
| genl | general | | | | Details |
| GENS | GENeralS or general cargo | | | | Details |
| GEOPLIN | Slovenian Gas Company Slovenia | | | | Details |
| GEOPN | Geological Well Prognosis Report | | | | Details |
| GIN | GUINEA | | | | Details |
| Glen | Glenwood | | | | Details |
| glna | Galena | | | | Details |
| GN | GUINEA | | | | Details |
| G-N2 | gaseous nitrogen | | | | Details |
| GNB | GUINEA-BISSAU | | | | Details |
| gnd | grained(as in fine-grained) | | | | Details |
| GNEC | General Nuclear Engineering Co. | | | | Details |
| GNFT | gas no-flow test | | | | Details |
| GNPC | Ghana National Petroleum Corp. Ghana | | | | Details |
| GNPOC | Greater Nile Petroleum Operating Co. Egypt | | | | Details |
| GNQ | EQUATORIAL GUINEA | | | | Details |
| GNS | German North Sea | | | | Details |
| gns | gneiss | | | | Details |
| GNT | Gamma Neutron Tool | | | | Details |
| GR/N OH | Gamma Ray Neutron-Open Hole | | | | Details |
| GR/NEU | (Thru Casing) | | | | Details |
| GR/NEU | G/R Neutron | | | | Details |
| GR/NEU | Gamma Ray Neutron-Cased Hole | | | | Details |
| GR/NEU | Gamma Ray Neutron-Open Hole | | | | Details |
| gran | granular | | | | Details |
| gran | granite, granular | | | | Details |
| gran | w granite wash | | | | Details |
| granny rag | Type of coating or method of coating a pipeline in the field rather than factory applied coating | | | | Details |
| Granos | Graneros | | | | Details |
| GRN | Gamma Ray Neutron Log | | | | Details |
| GRN | Goods Receipt Note (or Received Note) | | | | Details |
| GRN | Gamma Ray Neutron | | | | Details |
| grn | green | | | | Details |
| GRN | Gamma -Ray-Neutron | | | | Details |
| Grn | Riv Green River | | | | Details |
| grn | sh green shale | | | | Details |
| GRN | Gamma Ray-Neutron Logging | | | | Details |
| GRN | Simultaneous Gamma Ray-Neutron | | | | Details |
| GR-N | Gamma Ray – Neutron Log | | | | Details |
| GRN CH | Gamma Ray Neutron-Cased Hold | | | | Details |
| grnd | ground | | | | Details |
| GRNL | Gamma Ray - Neutron | | | | Details |
| GRNL | Gamma Ray – Neutron | | | | Details |
| grnlr | granular | | | | Details |
| grnt | granite | | | | Details |
| GUN | Gun Set Log | | | | Details |
| Gun | perforating gun | | | | Details |
| GUN | Guns | | | | Details |
| Guns | Gunsite | | | | Details |
| GVNM | gas volume not measured | | | | Details |
| Haynes | Haynesville | | | | Details |
| HCN | hydrogen cyanide | | | | Details |
| HDLTSBENDS | Half Despatch Lay Time Saved Both Ends | | | | Details |
| hdns | hardness | | | | Details |
| HGNS | HILT Gamma Ray Neutron Sonde | | | | Details |
| HISPANOIL | Hispanica de Petroleos, S.A. (see Repsol) Spain | | | | Details |
| HLDN | hold down | | | | Details |
| HLN | hydraulic landing nipple | | | | Details |
| HN | HONDURAS | | | | Details |
| HNBR | hydrogenated nitrile (bunadiene rubber) | | | | Details |
| HND | Higher National Diploma | | | | Details |
| HND | HONDURAS | | | | Details |
| HND/WHL | handwheel | | | | Details |
| HNDLG | handling | | | | Details |
| HNGS | Hostile Gamma Ray Neutron Sonde | | | | Details |
| HNGT | Hostile Natural Gamma Ray Spectrometry | | | | Details |
| HNS | Hexanitrostilbene (type of perforating explosives from SLB) | | | | Details |
| HNS | very high temperature perforation charge explosive; hexanitrostilbene | | | | Details |
| HON | Hazardous Organic NESHAP | | | | Details |
| HSN | Hostile Short Normal | | | | Details |
| HUN | HUNGARY | | | | Details |
| Hun | Hunton | | | | Details |
| HVN | Heavy Virgin Naphta | | | | Details |
| HYDRO-Congo | National Oil Exploration and Exploitation Corp. Congo | | | | Details |
| HYGN | hydrogenation | | | | Details |
| Ibn | Hayyan National Plastic Company | | | | Details |
| Ibn | Rushd Arab Industrial Fibers Company | | | | Details |
| Ibn | Sina National Methanol Company | | | | Details |
| Ibn | Zahr Saudi European Petrochemical Company | | | | Details |
| ICIANZ | Imperial Chemical Industries of Australia & New Zealand Ltd. UK | | | | Details |
| IDENT | identify(ier)(ication) | | | | Details |
| IDN | INDONESIA | | | | Details |
| IDn | nominal ID | | | | Details |
| IEL/GR/NEU | Induction Electrolog Gamma | | | | Details |
| IEL/NEU | Induction Electrolog Neutron | | | | Details |
| IEL/NEU | Induction Log-Neutron | | | | Details |
| IEL-GRN | Induction Electrolog-Gamma Ray Neutron | | | | Details |
| IEL-N | Induction Electric Neutron | | | | Details |
| IEL-N | Induction Electrolog-Neutron | | | | Details |
| Ign | igneous | | | | Details |
| IGN | ignition | | | | Details |
| IMN | MAN, ISLE OF | | | | Details |
| In | Inch | | | | Details |
| IN | INDIA | | | | Details |
| IN | Indiana | | | | Details |
| in | inch, inches | | | | Details |
| in. | inch(es) | | | | Details |
| in. | Hg inches mercury | | | | Details |
| in./sec | inches per second | | | | Details |
| in.-lb | inch-pound | | | | Details |
| INA | Industrija Nafte Croatia | | | | Details |
| Inact | S | | | | Details |
| Inbded | imbedded | | | | Details |
| Inc | Inclination | | | | Details |
| INC | Iraqi National Congress | | | | Details |
| inc | Inconel Alloys (see comment) | | | | Details |
| INC | Increase | | | | Details |
| inc | increment | | | | Details |
| Inc. | incorporated | | | | Details |
| incd | incandescent | | | | Details |
| INCIN | incinerator, incineration | | | | Details |
| incl | inclusions | | | | Details |
| INCL | Inclination | | | | Details |
| incl | include(ed)(ing) | | | | Details |
| INCLR | intercooler | | | | Details |
| incls | inclusions | | | | Details |
| INCM | income(er)(ing) | | | | Details |
| INCR | Incline Report | | | | Details |
| incr | increase (d) (!gg) | | | | Details |
| incr | increase(ed)(ing) | | | | Details |
| INCRE | Incline Report | | | | Details |
| IND | INDIA | | | | Details |
| ind | induction | | | | Details |
| INDEIN | Ingenieria y Desarrolio Industrial S.A. Spain | | | | Details |
| Ind-G | Induction Gamma Ray | | | | Details |
| Ind-G | Induction Gamma | | | | Details |
| indic | indicate(s)(tion) | | | | Details |
| indiv | individual | | | | Details |
| indr | indurated | | | | Details |
| INDRS | IND RES Sonic Log | | | | Details |
| indst | indistinct | | | | Details |
| INDT | INDT Log | | | | Details |
| INDWE | Individual Well Record Report | | | | Details |
| Inf. | L inflammable liquid | | | | Details |
| Inf. | S inflammable solid | | | | Details |
| info | information | | | | Details |
| INGAA | Interstate Natural Gas Association of America | | | | Details |
| INGAA | Independent Natural Gas Association of America | | | | Details |
| ingr | intergranular | | | | Details |
| INH | Instituto Nacional de Hidrocarburos Spain | | | | Details |
| INH2O | Inch of Water | | | | Details |
| INHG | Inch of Mercurry | | | | Details |
| inhib | inhibitor | | | | Details |
| INI | Instituto Nacional de Industria Spain | | | | Details |
| init | initial | | | | Details |
| inj | injection | | | | Details |
| Inj | injection, injected | | | | Details |
| Inj | Pr injection pressure | | | | Details |
| INJEC | Injection Falloff Log | | | | Details |
| Inl | inland | | | | Details |
| Inl | inlet | | | | Details |
| Inlam | interlaminated | | | | Details |
| INOC | Iraq National Oil Company | | | | Details |
| Inoc | Inoceramus | | | | Details |
| INOC | Iraq National Oil Company Iraq | | | | Details |
| INPC | Irish National Petroleum Corp. Ltd. Ireland | | | | Details |
| INPE | installing(ed) pumping equipment | | | | Details |
| Inpex | Indonesia Petroleum Ltd. | | | | Details |
| INPEX | Indonesian Petroleum Ltd. Japan | | | | Details |
| INPP | Institut Nationale de Plongee Professionnelle France | | | | Details |
| inps | inspect(ed)(ing)(tion) | | | | Details |
| INQ | inquire, inquiry | | | | Details |
| INR | Indian Rupee | | | | Details |
| ins | insulate, insulation | | | | Details |
| ins | insurance | | | | Details |
| insole | insoluble | | | | Details |
| inst | instantaneous | | | | Details |
| inst | institute | | | | Details |
| Inst Ser | Special Instrument Service Sp | | | | Details |
| inst(d)(g)(l) | install(ed)(ing)(tion) | | | | Details |
| instr | instrument, instrumentation | | | | Details |
| insuff | insufficient | | | | Details |
| insul | insulate | | | | Details |
| INSUR | Inrun Survey Report | | | | Details |
| int | interval | | | | Details |
| INT | integral | | | | Details |
| int | interest | | | | Details |
| int | interior | | | | Details |
| int | internal | | | | Details |
| int | intersection | | | | Details |
| intclr | intercooler | | | | Details |
| INTCON | interconnection | | | | Details |
| interbd | interbedded | | | | Details |
| interbdd | interbedded | | | | Details |
| Intergen | International Generating Company | | | | Details |
| inter-gran | intergranular | | | | Details |
| interlam | inter laminated | | | | Details |
| inter-lam | interlaminated | | | | Details |
| INTERQUISA | Intercontinental Quimica S.A. Spain | | | | Details |
| INTERTANKO | Intl. Assn. of Independent Tanker Owners (—) | | | | Details |
| inter-xln | intercrystalline | | | | Details |
| interxlyn | intercrystalline | | | | Details |
| intgr | integrator | | | | Details |
| INTL | internal | | | | Details |
| intl | interstitial | | | | Details |
| intr | intrusion | | | | Details |
| ints | intersect | | | | Details |
| intv | interval | | | | Details |
| INV | Investigation | | | | Details |
| inv | invert(ed) | | | | Details |
| inv | invoice | | | | Details |
| INVES | Investigative Program Report | | | | Details |
| Investcorp | Arabian Investment Banking Corporation | | | | Details |
| invrtb | invertebrate | | | | Details |
| IOGANY | Independent Oil & Gas Association of New York | | | | Details |
| IRENA | International Renewable Energy Agency | | | | Details |
| IRN | IRAN | | | | Details |
| ISBN | International Standard Book Number | | | | Details |
| ISDN | Integrated Services Digital Network | | | | Details |
| ISND | Idd El-Shargi North Dome | | | | Details |
| ISNEFT | Israel National Oil Co. Ltd. Israel | | | | Details |
| ISONIC | LWD Sonic | | | | Details |
| ISSN | International Standard Serial Number | | | | Details |
| Jana | Jubail Chemical Industries | | | | Details |
| Jdn | Jordan | | | | Details |
| JINO | joint interest nonoperated(property) | | | | Details |
| jnk | junk(ed) | | | | Details |
| JNOC | Japan National Oil Corporation | | | | Details |
| JNOC | Japan National Oil Corporation Japan | | | | Details |
| Jordinvest | Jordan Investment Trust | | | | Details |
| JPN | JAPAN | | | | Details |
| Jxn | Jackson | | | | Details |
| KAZGOSNEDRA | Kazakhstan | | | | Details |
| KEN | KENYA | | | | Details |
| Kin | li Kincaid Lime | | | | Details |
| kin | kinematic | | | | Details |
| K-Line | Kawasaki Kishen Kaisha | | | | Details |
| KN | KNots | | | | Details |
| KN | KOREA, NORTH | | | | Details |
| KN | SAINT KITTS AND NEVIS | | | | Details |
| KNA | SAINT KITTS AND NEVIS | | | | Details |
| KNOC | Korean National Oil Corporation Korea | | | | Details |
| KNPC | Kuwait National Petroleum Company | | | | Details |
| KNPC | Kuwait National Petroleum Co. KSC Kuwait | | | | Details |
| KOLNG | Korea LNG Company | | | | Details |
| LAN | local area network | | | | Details |
| Land | Landulina | | | | Details |
| Lans | Lansing | | | | Details |
| LAYCAN | LAYday CANcelling date | | | | Details |
| lb/ton | coke burn-off | | | | Details |
| lb-in. | pound-inch | | | | Details |
| LBN | LEBANON | | | | Details |
| LCNLG | LDT CNL Gamma Ray Log | | | | Details |
| LDFN | lay down for night | | | | Details |
| LDN | LaDeN | | | | Details |
| Len | Lennep | | | | Details |
| len | lenticular | | | | Details |
| Lens | a permeable, often small sedimentary deposit bordered by impermeable rock | | | | Details |
| lin | linear | | | | Details |
| lin | liner | | | | Details |
| lin | ft linear foot | | | | Details |
| LINC | Latched Inductive Coupling (SLB data Acquisition) | | | | Details |
| LINCO | Liner and Completion Progress Report | | | | Details |
| LINUX | Linus torvalds UniX | | | | Details |
| liqftn | liquefaction | | | | Details |
| LL GR-N | Laterlog-Gamma Ray-Neutron Log | | | | Details |
| LL/GR/NEU | Laterolog-Gamma Ray-Neutron | | | | Details |
| LL/NEU | Laterolog-Neutron | | | | Details |
| LMn | Lower Menard | | | | Details |
| LN | Landenippel | | | | Details |
| LN | Lost Nozzle | | | | Details |
| LN | line | | | | Details |
| ln | logarithm(natural) | | | | Details |
| LNE | Laboratoire National d'Essais | | | | Details |
| lnfo | information | | | | Details |
| LNFT-IA | liquid, no flow test, inside annulus | | | | Details |
| LNG | Liquified Natural Gas | | | | Details |
| LNG | Liquefied Natural Gas | | | | Details |
| LNG | see liquefied natural gas | | | | Details |
| lngl | linguloid | | | | Details |
| Lnr | liner | | | | Details |
| lns | lense | | | | Details |
| LOGGN | Logging Whilst Drilling | | | | Details |
| long | longitude | | | | Details |
| long | longitude(inal) | | | | Details |
| LPRN | Tester valves (Halliburton) | | | | Details |
| LSSON | Long Spacing Sonic Log | | | | Details |
| LT (LTONS) | Long TONS. | | | | Details |
| LUBRINER | Lubricantes Nervion S.A. Spain | | | | Details |
| LUN | Logical Unit Number | | | | Details |
| Lvnwth | Leavenworth | | | | Details |
| Ma’adin | Saudi Arabian Mining Company | | | | Details |
| MABANAFT | Marquard & Bahls AG Germany | | | | Details |
| maint | maintenance | | | | Details |
| MAN | Metropolitin Area Network | | | | Details |
| MAN | Multi Array Neutron | | | | Details |
| man | manifold | | | | Details |
| man | manual | | | | Details |
| man | op manually operated | | | | Details |
| MAN | Manometer | | | | Details |
| Manf | Manufacturer | | | | Details |
| Manit | Manitoban | | | | Details |
| Mann | Manning | | | | Details |
| MARICONSULT | Technical support to Transmed Algeria | | | | Details |
| MBN | Compact Borehole Navigator | | | | Details |
| MBNGL | Thousand Barrels of Natural Gas Liquids | | | | Details |
| MDN | Compact Dual Neutron Sonde | | | | Details |
| MDN | Compact Dual Neutron | | | | Details |
| MDNR | Michigan Department of Natural Resources | | | | Details |
| Men | Menard lime | | | | Details |
| MENA | Middle East & North Afrika | | | | Details |
| MENA | Middle East and North Africa (includes Algeria, Egypt, Iran, Iraq, Kuwait, Libya, Qatar, Saudi Arabia, and the United Arab Emirates) | | | | Details |
| Mene | Menefee | | | | Details |
| MEng | Master of Engineering | | | | Details |
| MGLN | Magneline | | | | Details |
| MIBank | Misr International Bank | | | | Details |
| micro-xin | microcrystalline | | | | Details |
| min | minute (s) or minimum | | | | Details |
| MIN | Mineral | | | | Details |
| min | minerals | | | | Details |
| min | minimum | | | | Details |
| min | minute(s) | | | | Details |
| min P | minimum pressure | | | | Details |
| m-in. | microinch | | | | Details |
| MIN/MAX | Minimum/Maximum (cargo quantity) | | | | Details |
| MINF | Minifocus | | | | Details |
| MINL | Minilog | | | | Details |
| MINL | Mini | | | | Details |
| Minl | Minnelusa | | | | Details |
| MMBNGL | Million barrels of natural gas liquids | | | | Details |
| MN | Mid Night | | | | Details |
| MN | MONACO | | | | Details |
| MN | MONGOLIA | | | | Details |
| Mn | manganese | | | | Details |
| MN | Minnesota | | | | Details |
| MND | Czech National Oil Company Czech Rep. | | | | Details |
| MNE | MONTENEGRO | | | | Details |
| MNG | MONGOLIA | | | | Details |
| MNL | manual | | | | Details |
| MNN | Meter über Normalnull (replaced by Normallhöhennull "NHN") | | | | Details |
| MNP | Merge and Playback Log | | | | Details |
| MNP | NORTHERN MARIANA ISLANDS | | | | Details |
| MNPT | Male Pipe Thread (male connection of NPT, same as MPT) | | | | Details |
| MNR | Ministry of Natural Resources, Kurdistan Region of Iraq | | | | Details |
| MNR | minor | | | | Details |
| mnrl | mineral | | | | Details |
| Mnt | Maintenance | | | | Details |
| MobiNil | Mobile Nile | | | | Details |
| Moen | Moenkopi | | | | Details |
| MON | MONitors (fire) | | | | Details |
| MON | Miscellaneous Organic NESHAP | | | | Details |
| mon | monitor | | | | Details |
| MON | motor octane number | | | | Details |
| MONO | Mono Electric | | | | Details |
| Mont | Montoya | | | | Details |
| MoPNG | Ministry of Petroleum and Natural Gas | | | | Details |
| MPN | Most Probable Number | | | | Details |
| MSG-CBL-N | Micro-Seismogram Neutron Collar | | | | Details |
| MTONS | Metric Tonnes | | | | Details |
| N' ly | northerly | | | | Details |
| N. | Cock. Nonionella Cockfieldensis | | | | Details |
| N.B | NotaBene (Note well, Used to direct attention to something particularly important....) | | | | Details |
| n.E. | not East of | | | | Details |
| n.N. | not North of | | | | Details |
| n.o.s | Not Otherwise Specified | | | | Details |
| n.S | not South of | | | | Details |
| n.W | not West of | | | | Details |
| N.Y.K.Line | Nippon Yusen Kaisha | | | | Details |
| n/2 | north half | | | | Details |
| N/4 | north quarter | | | | Details |
| N/A | Not Applicable | | | | Details |
| n/a | Not Announced | | | | Details |
| N/D | Nipple down | | | | Details |
| n/d | Not Determined | | | | Details |
| N/G | Net over Gross (pay) | | | | Details |
| N/G | Net to Gross Ratio | | | | Details |
| N/O | north offset | | | | Details |
| N/S | S/S nonstandard service station | | | | Details |
| N/tst | no test | | | | Details |
| N/U | Nipple up | | | | Details |
| N/W | North / South | | | | Details |
| N’ly | northerly | | | | Details |
| N2 | Nitrogen | | | | Details |
| na | Not Applicable | | | | Details |
| NA | NETHERLANDS ANTILLES | | | | Details |
| NA | NAMIBIA | | | | Details |
| NA | Non-Associated natural gas | | | | Details |
| NA | not available | | | | Details |
| NAA | Northern Appraisal Area | | | | Details |
| NAABSA | Not Always Afloat But Safely Aground | | | | Details |
| Nac | Nacotoch | | | | Details |
| nac | nacreous | | | | Details |
| NACD | National Association of Chemical Distributors | | | | Details |
| NACE | National Association of Corrosion Engineers | | | | Details |
| NACE | National Association of Corrosion | | | | Details |
| NaCl | Sodium Chloride (table salt) | | | | Details |
| NaCl | sodium chloride salt Halite | | | | Details |
| NaCL | sodium chloride | | | | Details |
| NaCO3 | sodium carbonate | | | | Details |
| NACOPS | National Advisory Committee on Petroleum Statistics (Canada) | | | | Details |
| NACR | National Association of Chemical Recyclers | | | | Details |
| NAD | North American Datum | | | | Details |
| NAEP | National Association of Environmental Professionals | | | | Details |
| NAESB | North American Energy Standards Board | | | | Details |
| NAESCO | National Association of Energy Services Companies | | | | Details |
| NAFTAL | Entreprise Nationale de Raffinage et de Distribution des Produits Petroliers Algeria | | | | Details |
| NAFTEC | Refining subsidiary of SONATRACH Algeria | | | | Details |
| NAFTOGAZ | Centre de Developpement et d’Application des Techniques Petrolieres et Gaieres Algeria | | | | Details |
| NAG | no appreciable gas | | | | Details |
| NALRD | Northern Alberta Land Registration district | | | | Details |
| NAM | Nederlandse Aardolie Maatschappij B.V. | | | | Details |
| NAM | NAMIBIA | | | | Details |
| NAM | Nederlandse Aardolie Mij BV Netherlands | | | | Details |
| Nama | Arabian Industrial Development Company | | | | Details |
| NAMCOR | National Petroleum Corp. of Namibia Namibia | | | | Details |
| NANG | Non Associated Natural Gas | | | | Details |
| NAO | North Africa & Offshore | | | | Details |
| NAOC | North Aspheron Operating Company | | | | Details |
| NaOH | sodium hydroxide | | | | Details |
| NAOHSM | National Association of Oil Heating Service Managers | | | | Details |
| nap | naptha | | | | Details |
| NAPF | Non Aqueous Phase Fluid | | | | Details |
| Napocor | National Power Corporation | | | | Details |
| NARO | National Association of Royalty Owners | | | | Details |
| NARR | narrative | | | | Details |
| NAS | National Academy of Science | | | | Details |
| NASA | Non Active Side Arm (term used in the North Sea for kill wing valve on a Xmas tree) | | | | Details |
| NASA | Non Active Side Arm | | | | Details |
| NASA | National Aeronautical and Space Administration | | | | Details |
| NaSH | sodium hydrosulfide | | | | Details |
| NAT | Network Address Translation | | | | Details |
| nat | natural | | | | Details |
| Nat 'l | National | | | | Details |
| nat’l | national | | | | Details |
| NATA | National Scale Air Toxics Assessment | | | | Details |
| Natgas | National Gas Company | | | | Details |
| NATO | North Atlantic Treaty Organization | | | | Details |
| NATREF | National Petroleum Refiners of South Africa (Pty) Ltd. South Africa | | | | Details |
| Nav | Navajo | | | | Details |
| NAVIG | Navigational Log | | | | Details |
| Navr | Navarro | | | | Details |
| NB | Nominal Bore | | | | Details |
| NB | NotaBene (Note well, Used to direct attention to something particularly important....) | | | | Details |
| NB | new bit | | | | Details |
| NB | nitrogen blanket | | | | Details |
| NBAD | National Bank of Abu Dhabi | | | | Details |
| NBB | National Bank of Bahrain | | | | Details |
| NBD | New Business Development | | | | Details |
| NBD | National Bank of Dubai | | | | Details |
| NBE | National Bank of Egypt | | | | Details |
| Nbg | Newburg | | | | Details |
| NBK | National Bank of Kuwait | | | | Details |
| NBO | New Business Opportunities | | | | Details |
| NBO | National Bank of Oman | | | | Details |
| NBP | Nominal Bore Protector | | | | Details |
| NBR | nitrile butadiene rubber The most widely used elastomers in the oil field | | | | Details |
| NBS | Near Bit Stabilizer | | | | Details |
| NC | Normally Closed | | | | Details |
| Nc | capillary number | | | | Details |
| NC | NEW CALEDONIA | | | | Details |
| NC | North Carolina | | | | Details |
| NC | no change | | | | Details |
| NC | no core | | | | Details |
| NC | not completed | | | | Details |
| NCA | National Communications Authority | | | | Details |
| NCB | National Commercial Bank | | | | Details |
| NCB | National Cargo Bureau | | | | Details |
| NCD | Nigerian Content Directive | | | | Details |
| NCGIH | National Conference of Governmental Industrial Hygienists (see ACGIH) | | | | Details |
| NCL | NEW CALEDONIA | | | | Details |
| NCL | Neutron Collar Log | | | | Details |
| NCPSA | Natural Gas Processors Suppliers Association | | | | Details |
| NCR | Non Conformity Report | | | | Details |
| NCS | Norwegian Continental Shelf | | | | Details |
| NCT | non-contiguous tract | | | | Details |
| NCT | national coarse thread | | | | Details |
| NCT | noncontiguous tract | | | | Details |
| NCW | non-conventional wells | | | | Details |
| ND | Nipple Down (wellhead) | | | | Details |
| ND | Nipple Down | | | | Details |
| ND | nipple down Disassemble | | | | Details |
| ND | no data | | | | Details |
| ND | nippled down | | | | Details |
| ND | nondetergent | | | | Details |
| ND | not drilling | | | | Details |
| NDA | National Drilling Association | | | | Details |
| NDBOPs | nipple(ed)(ing) down blowout preventers | | | | Details |
| NDC | National Drilling Company | | | | Details |
| NDC | Neutron Depth Control | | | | Details |
| NDC | National Drilling Co. Abu Dhabi | | | | Details |
| NDD | non-density dependent | | | | Details |
| NDE | Nondestructive Examination (See comment of NDT) | | | | Details |
| NDE | not deep enough | | | | Details |
| NDF | Non Damaging Fluids | | | | Details |
| NDI | Nondestructive Inspection (See comment of NDT) | | | | Details |
| Ndl | Cr Noodle Creek | | | | Details |
| NDOR | notifiable dangerous occurrence rate | | | | Details |
| NDS | No Data Submitted | | | | Details |
| NDSM | Nederlandse Dok en Scheepsbouw Maatschappij Netherlands | | | | Details |
| NDT | Non-Destructive Test (tests the equipment to their limits - See comment) | | | | Details |
| NDT | non destructive testing | | | | Details |
| NDT | nipple-down tree | | | | Details |
| NDT | nondestructive testing | | | | Details |
| NE | NIUE | | | | Details |
| NE | NETHERLANDS | | | | Details |
| NE | NIGER | | | | Details |
| NE | Nebraska | | | | Details |
| ne | northeast | | | | Details |
| NE | nonemulsifying agent | | | | Details |
| ne/4 | northeast quarter | | | | Details |
| ne/c | northeast corner | | | | Details |
| NEA | nonemulsion acid | | | | Details |
| NEB | nation energy board for Canada | | | | Details |
| NEB | National Energy Board of Canada | | | | Details |
| NEB | National Energy Board (Canada) | | | | Details |
| NEBOSH | National Examination Board in Occupational Safety and Health (www.nebosh.com) | | | | Details |
| NEC | National Electric Code | | | | Details |
| NEC | national electric code (US) | | | | Details |
| NEC | northeast corner | | | | Details |
| NEDC | Near East Development Company | | | | Details |
| NEFR | Noise Exposure Frequency Rate | | | | Details |
| neg | negative | | | | Details |
| neg | negligible | | | | Details |
| NEGO | negotiation | | | | Details |
| NEI | National Emissions Inventory | | | | Details |
| NEL | northeast line | | | | Details |
| NELP | New Exploration and Licensing Polley | | | | Details |
| NEMA | National Electrical Manufacturers Association | | | | Details |
| NEMS | National Energy Modeling System, EIA | | | | Details |
| NEO | neoprene A ball covering and seal type | | | | Details |
| NEP | net effective pay | | | | Details |
| NEPA | National Environmental Policy Act | | | | Details |
| NEPA | National Environmental Policy Act of 1969 | | | | Details |
| Nepco | National Electricity and Power Company | | | | Details |
| NER | NIGER | | | | Details |
| NERC | North American Electric Reliability Corporation | | | | Details |
| NEREFCO | Netherlands Refining Co. Netherlands | | | | Details |
| Nesco | Naftgaran Engineering Services Company | | | | Details |
| NESHAP | national emissions standards for hazardous air pollutants | | | | Details |
| NESHAP | National Emission Standard for Hazardous Air Pollutants | | | | Details |
| NESHAPs | National Emission Standards for Hazardous Air Pollutants | | | | Details |
| NetBIOS | Network Basic Input Output System | | | | Details |
| NETG | Nordrheinische Erdgastransport GmbH Germany | | | | Details |
| NETL | National Energy Technology Laboratory | | | | Details |
| NETL | National Energy Technology Laboratory, DOE | | | | Details |
| NETRA | Norddeutsche Erdgas Transversale & Co. Germany | | | | Details |
| NEU | Neutron (Cased Hole) | | | | Details |
| NEU | Neutron (Open Hole) | | | | Details |
| NEU | Neutron Log | | | | Details |
| NEUT | Neutron Log | | | | Details |
| NEUT | neutron | | | | Details |
| neut | neutral neutralization | | | | Details |
| Neut. | No. Neutralization Number | | | | Details |
| Neutron | Ray | | | | Details |
| New | Alb New Albany shale | | | | Details |
| Newc | Newcastle | | | | Details |
| NF | Natural Flow (well) | | | | Details |
| NF | NORFOLK ISLAND | | | | Details |
| NF | National Forest | | | | Details |
| NF | National Fine(thread) | | | | Details |
| NF | natural flow | | | | Details |
| NF | no fluid | | | | Details |
| NF | no fluorescence | | | | Details |
| NF | no fuel | | | | Details |
| NFA | Net Foriegn Assets | | | | Details |
| NFA | Net Fixed Assets | | | | Details |
| NFA | No Further Action | | | | Details |
| NFA | No Further (CapEx) Activity | | | | Details |
| NFA | No Further Activity | | | | Details |
| NFC | Non-Fatal Cases | | | | Details |
| NFD | Neutron Formation Density | | | | Details |
| NFD | new field discovery | | | | Details |
| NFG | No Fucking Good (This mark is written on something to identify it as unusable, having failed inspection,... seen in factories & militery) | | | | Details |
| NFI | No Further Investment | | | | Details |
| NFK | NORFOLK ISLAND | | | | Details |
| NFL | Nuclear Flolog | | | | Details |
| NFL/GR | Nuclear Flolog-Gamma Ray | | | | Details |
| NFL/GR/NEU | Nuclear Flolog-Gamma Ray Neutron | | | | Details |
| NFL/NEU | Nuclear Flolog-Neutron | | | | Details |
| NFOC | no fluorescence or cut | | | | Details |
| NFPA | National Fire Protection Association (see comment) | | | | Details |
| NFR | Naturally Fractured Reservoirs | | | | Details |
| NFT | no flow test | | | | Details |
| NFW | New Field Wildcat, Lahee classification | | | | Details |
| NFW | new field wildcat | | | | Details |
| NG | Natural Gas | | | | Details |
| NG | Natural gas (mainly methane) | | | | Details |
| NG | NIGER | | | | Details |
| NG | NIGERIA | | | | Details |
| NG | no gauge | | | | Details |
| NG | no good | | | | Details |
| NGA | NIGERIA | | | | Details |
| NGC | Natural Gas in Coal | | | | Details |
| NGCC | natural gas combined cycle | | | | Details |
| NGDC | National Geoscience Data Centre (United Kingdom) | | | | Details |
| NGE | New Generation Expat | | | | Details |
| NGI | Natural Gas Initiative | | | | Details |
| NGI | Norge Geotekniske Institut Norway | | | | Details |
| NGL | Natural Gas Liquids | | | | Details |
| NGL | Natural gas liquids (ethane, propane, butane, isobutane and natural gasoline) | | | | Details |
| NGL | natural gas liquids | | | | Details |
| NGLQT | NGT QL Log | | | | Details |
| NGLs | Natural Gas Liquids | | | | Details |
| NGP | Natural Gamma Probe | | | | Details |
| NGPA | Natural Gas Processor Association | | | | Details |
| NGR | Natural Gamma Ray | | | | Details |
| NGRC | National Geological Records Centre (United Kingdom) | | | | Details |
| NGRT | Gamma Ray Tool | | | | Details |
| NGS | Natural Gamma Ray Sonde | | | | Details |
| NGS | NGS Log | | | | Details |
| NGS | Natural Gamma Ray Spectroscopy Log | | | | Details |
| NGS | Natural Gamma Ray Spectroscopy | | | | Details |
| NGSA | Natural Gas Supply Association | | | | Details |
| NGSCO | National Gas Shipping Company | | | | Details |
| NGSCO | National Shipping Co. Abu Dhabi | | | | Details |
| NGSS | NGS Spectro Log | | | | Details |
| NGT | Natural Gamma Ray Spectrometry | | | | Details |
| NGT | NGT Log | | | | Details |
| NGT | Geochemical Log | | | | Details |
| NGTLD | NGT LDT QL Log | | | | Details |
| NGTR | NGT Ratio Log | | | | Details |
| NGTS | no gas to surface | | | | Details |
| NGV | natural gas vehicle | | | | Details |
| NGV | Natural Gas Vehicles Company Egypt | | | | Details |
| NH | VANUATU | | | | Details |
| NH | New Hampshire | | | | Details |
| NH3 | ammonia | | | | Details |
| NH4Cl | ammonium chloride | | | | Details |
| NHC | National Hurricane Center, division of US National Oceanic and Atmospheric Administration | | | | Details |
| NHDA | National Hydrocarbons Data Archive (United Kingdom) | | | | Details |
| NHDS | naptha-hydrogen desulfurization | | | | Details |
| NHG | Non Hydrocarbon Gas | | | | Details |
| NHN | Normalhöhennull | | | | Details |
| NHPV | Net Hydrocarbon Pore Volume | | | | Details |
| NHRP | National Register of Historic Places | | | | Details |
| NI | NIGERIA | | | | Details |
| NI | NICARAGUA | | | | Details |
| Ni | nickel | | | | Details |
| NIC | National Industrialization Company | | | | Details |
| NIC | NICARAGUA | | | | Details |
| NIC | not in contract | | | | Details |
| NID | notice of intention to drill | | | | Details |
| NIDC | National Iranian Drilling Company | | | | Details |
| NIDOCO | Nile Delta Oil Company Egypt and others | | | | Details |
| NIF | National Islamic Front | | | | Details |
| Nig | Niagra | | | | Details |
| NIGC | National Iranian Gas Company | | | | Details |
| NIGC | National Iranian Gas Company Iran | | | | Details |
| NII | non injury incident (or near miss/ near hit) | | | | Details |
| NIL | Nothing | | | | Details |
| NIMBY | Not In My Backyard | | | | Details |
| Nine | Ninnescah | | | | Details |
| NIO | Notice Inviting Offer | | | | Details |
| Niob | Niobrara | | | | Details |
| NIOC | National Iranian Oil Company | | | | Details |
| NIOC | National Iranian Oil Co. Iran | | | | Details |
| NIOEC | National Iranian Oil Engineering and Construction Company | | | | Details |
| NIOSH | National Institute for Occupational Safety and Health (see comment) | | | | Details |
| NIOSH | National Institute for Occupational Safety and Health | | | | Details |
| nip | nipple | | | | Details |
| NIPC | National Iranian Petrochemical Company Iran | | | | Details |
| NIR | near infared | | | | Details |
| NIRPDC | National Iranian Refining & Petroleum Products Distribution Co. Iran | | | | Details |
| NIS | Norwegian International Shipsregister | | | | Details |
| NIST | National Institute of Standards and Technology | | | | Details |
| NITC | National Iranian Tanker Company | | | | Details |
| NITR | nitrile | | | | Details |
| nitro | nitoglycerine | | | | Details |
| NIU | NIUE | | | | Details |
| NJ | New Jersey | | | | Details |
| NK | Nippon Kaiji Kyokai | | | | Details |
| NK | NIGER | | | | Details |
| NKTA | West Kazakhstan Territorial Administration for Natural Resource Protection Kazakhstan | | | | Details |
| NL | Neutronlog | | | | Details |
| NL | NETHERLANDS | | | | Details |
| NL | Non Linear | | | | Details |
| NL | north line | | | | Details |
| NL | Gas nonleaded gas | | | | Details |
| NL | Neutron Logging | | | | Details |
| NL | Neutron Log | | | | Details |
| NLA | No Leasing, Administrative | | | | Details |
| NLA/LUP | No Leasing, Administrative/Land Use Planning | | | | Details |
| NLD | NETHERLANDS | | | | Details |
| NLGI | National Lubricating Grease Institute | | | | Details |
| NLL | neutron lifetime log | | | | Details |
| NLL | Neutron Lifetime | | | | Details |
| NLL/GR | Neutron Lifetime Gamma Ray | | | | Details |
| NLL/GR/NEU | Neutron Lifetime G/R-Neutron | | | | Details |
| NLL/NEU | Neutron Lifetime Neutron | | | | Details |
| NLNG | Nigerian LNG Nigeria | | | | Details |
| NLPGA | National Liquefied Petroleum Gas Association | | | | Details |
| NLRB | National Labor Relations Board | | | | Details |
| NLS | No Leasing, Statutory or Executive Order | | | | Details |
| nm | nanometer (length measurement) | | | | Details |
| NM | Near Miss | | | | Details |
| NM | New Mexico | | | | Details |
| NM | Nachmittag (afternoon time) | | | | Details |
| Nm3 | normal cubic meters | | | | Details |
| NMA | National Mining Association | | | | Details |
| NMAGL | Nuclear Magnetism | | | | Details |
| NMD | Norwegian Maritime Directorate | | | | Details |
| NMDC | Non Magnetic Drill Collar | | | | Details |
| NMDC | Non Magnetic Drill Collars | | | | Details |
| NMHC | Non-Methane Hydrocarbons | | | | Details |
| NMI | nautical line | | | | Details |
| NML | Nuclear Magnetism | | | | Details |
| NMO | Normal Move Out | | | | Details |
| NMOCC | New Mexico Oil Conservation Commission | | | | Details |
| NMOGA | New Mexico Oil and Gas Association | | | | Details |
| NMR | Nuclear Magnetic Resonance Log | | | | Details |
| NMR | nuclear magnetic resonance | | | | Details |
| NMR | Nuclear Magnetic Ressonance | | | | Details |
| NMR | nuclear magnetic resonance log Can show the difference in water, oil and gas movable fluids | | | | Details |
| NMRT | Nuclear Magnetic Resonance Tool | | | | Details |
| NMS | National Marine Service Co. Abu Dhabi | | | | Details |
| NMT | Nuclear Magnetism | | | | Details |
| NMTIR | non-medically treated injury rate | | | | Details |
| NMVOC | Non-Methane Volatile Organic Compounds | | | | Details |
| NN | Neural Network | | | | Details |
| NN | Noramlnull | | | | Details |
| NNC | Non Neighbor Connections | | | | Details |
| NNPC | National Petroleum Construction Co. Abu Dhabi | | | | Details |
| NNPC | Nigerian National Petroleum Corp. Nigeria | | | | Details |
| NNS | Northern North Sea | | | | Details |
| NNS | Northern North Sea | | | | Details |
| NO | No Dull Characteristics | | | | Details |
| No | Oil Corey | | | | Details |
| NO | NORWAY | | | | Details |
| NO | North Dakota | | | | Details |
| NO | new oil | | | | Details |
| NO | Noble-Olson | | | | Details |
| NO | normally open | | | | Details |
| NO | number | | | | Details |
| No | Inc no increase | | | | Details |
| no | rec no recovery | | | | Details |
| No. | number | | | | Details |
| No. | number(before a number, i.e., No. 3) | | | | Details |
| NOA | Notice of Acquisition | | | | Details |
| NOAA | National Oceanic and Atmospheric Administration | | | | Details |
| NOB | not on bottom | | | | Details |
| NOC | National Oil Company | | | | Details |
| NOC | National Oil Corporation | | | | Details |
| NOC | Note of Completion of Work or No Objection Certificate | | | | Details |
| NOC | National Oil Companies | | | | Details |
| NOC | national (or state-owned) oil company | | | | Details |
| NOC | LIBYA National Oil Company (Libya) Libya | | | | Details |
| NOCK | National Oil Corporation of Kenya Ltd. Kenya | | | | Details |
| nod | nodules | | | | Details |
| nod | nodule, nodular | | | | Details |
| Nod. | blan. Nodosaria blanpiedi | | | | Details |
| Nod. | Mex. Nodosaria mexicana | | | | Details |
| NODCO | National Oil Distribution Company | | | | Details |
| NODCO | National Oil Distribution Co. Qatar | | | | Details |
| NODE | Well Performance Simulation (NODES) | | | | Details |
| NOEL | no-observed-effect level | | | | Details |
| NOFI | National Oil Fuel Institute | | | | Details |
| NOGEPA | Netherlands Oil & Gas Exploration & Production Assn. Netherlands | | | | Details |
| NOIA | National Ocean Industries Association | | | | Details |
| NOISL | Noise Log | | | | Details |
| NOJC | National Oil Jobbers Council | | | | Details |
| NOJV | nonoperated joint ventures | | | | Details |
| NOKUS | NOrsk Kontrollert Utenlandsk Selskap i lavskatteland (Norwegian controlled foreign company in lowtax country) | | | | Details |
| nom | nominal | | | | Details |
| NOMADS | National Oil-Equipment Manufacturers and Delegates Society | | | | Details |
| Non | Nonionella | | | | Details |
| nonf | G nonflammable compressed gas | | | | Details |
| NOP | nonoperating property | | | | Details |
| NOPAT | Net Operating Profit After Tax | | | | Details |
| NOR | Notice Of Readiness | | | | Details |
| NOR | NORWAY | | | | Details |
| NOR | no order required | | | | Details |
| nor | normal | | | | Details |
| NORM | Naturally Occurring Radioactive Material | | | | Details |
| NORM | Natural Occurring Radioactive Minerals | | | | Details |
| NORM | Natural Occurring Radioactive Material | | | | Details |
| NORM | a naturally occurring radioactive scale Usually Barium Sulfate scale with Uranium or Radium atoms substituted into the lattice structure Can be detected downhole with a gamma ray log | | | | Details |
| NORSOK | Norsk Sokkels Konkurranseposisjon | | | | Details |
| NOS | Net Oil Sand | | | | Details |
| nos | Not Otherwise Specified | | | | Details |
| NOS&G | no show oil and gas | | | | Details |
| NOV | Non Operated Venture | | | | Details |
| NOV | notice of violation | | | | Details |
| Nox | Nitrogen Oxides | | | | Details |
| NOX | oxides of nitrogen | | | | Details |
| noz | nozzle | | | | Details |
| Nozzle | a shaped orifice for directing fluid flow | | | | Details |
| Np | cumulative oil Production (see also Gp & Wp) | | | | Details |
| NP | No please | | | | Details |
| NP | Non Producing well (as opposed to P Producing well) | | | | Details |
| Np | Cumulative oil produced (material balance) | | | | Details |
| NP | NEPAL | | | | Details |
| NP | nameplate | | | | Details |
| NP | nickel plated | | | | Details |
| NP | no production | | | | Details |
| NP | nonporous | | | | Details |
| NP | not prorated | | | | Details |
| NP | not pumping | | | | Details |
| NP | Notary Public | | | | Details |
| NP | Trinidad & Tobago National Petroleum Marketing Co. Ltd. Trinidad & Tobago | | | | Details |
| NPC | National Petrochemical Company | | | | Details |
| NPC | Net Present Cost | | | | Details |
| NPC | National Petroleum Council | | | | Details |
| NPC | National Petroleum Company Barbados | | | | Details |
| NPC | Nasr Petroleum Co. Egypt | | | | Details |
| NPCC | National Petroleum Construction Company | | | | Details |
| NPD | Norwegian Petroleum Directorate, Norway | | | | Details |
| NPD | Norwegian Petroleum Directorate | | | | Details |
| NPD | new pool discovery | | | | Details |
| NPD | Norwegian Petroleum Directorate Norway | | | | Details |
| NPDES | Natural Pollution Discharge Elimination System | | | | Details |
| NPDES | National pollution discharge | | | | Details |
| NPDES | National Pollutant Discharge Elimination System | | | | Details |
| NPDES | National Pollution Discharge Elimination System | | | | Details |
| NPGA | National Propane Gas Association | | | | Details |
| NPH | Naphtha | | | | Details |
| NPHI | Net Ø (porosity) | | | | Details |
| NPHI | Neutron pulse Hydrogen index | | | | Details |
| NPI | Normalized porosity | | | | Details |
| NPIC | National Petrochemical Industrialization Co. Saudi Arabia | | | | Details |
| NPL | NEPAL | | | | Details |
| NPL | nipple | | | | Details |
| NPLC | Nuclear Porosity Lithology | | | | Details |
| NPLT | Nuclear Porosity Lithology | | | | Details |
| npne | neoprene | | | | Details |
| NPOS | no paint on seams | | | | Details |
| NPR | Naval Petroleum Reserve | | | | Details |
| NPRA | National Petrochemical & Refinery Association | | | | Details |
| NPRA | Naval Petroleum Reserve, Alaska | | | | Details |
| NPRA | National Petroleum Refiners Association | | | | Details |
| NPR-A | National Petroleum Reserve–Alaska | | | | Details |
| NPRM | Notice Proposed Rulemaking | | | | Details |
| NPS | Nominal Pipe Size | sometimes NS | | | Details |
| NPS | nominal pipe size | | | | Details |
| NPS | National Pipe Straight | | | | Details |
| NPSC | American Standard Straight Coupling Pipe Thread | | | | Details |
| NPSH | Net Positive Suction Head | | | | Details |
| NPSL | American Standard Straight Locknut Pipe Thread | | | | Details |
| NPSM | American Standard Straight Mechanical Pipe Thread | | | | Details |
| NPT | Notional Pipe Thread or Normal Pipe Thread (American Standard Pipe Taper Thread) | | | | Details |
| NPT | Non Productive Time | | | | Details |
| NPT | National pipe thread | | | | Details |
| NPT(F) | National Pipe Thread (female connection of NPT) | | | | Details |
| NPT(M) | National Pipe Thread (male connection of NPT) | | | | Details |
| NPTF | American Standard Pipe Thread Tapered (Dryseal) | | | | Details |
| NPTF | National pipe thread Fuel | | | | Details |
| NPTM | National pipe thread, male | | | | Details |
| NPTO | National Petroleum Technology Office | | | | Details |
| NPTR | American Standard Taper Railing Pipe Thread | | | | Details |
| NPU | Nitrogen Production Unit | | | | Details |
| NPV | Net Present Value | | | | Details |
| NPV | Net Pore Volume | | | | Details |
| NPW | New Pool Wildcat, Lahee classification | | | | Details |
| NPW | new pool wildcat | | | | Details |
| NPX | new pool exempt(nonprorated) | | | | Details |
| NQ | NIUE | | | | Details |
| NR | Non Rotating | | | | Details |
| NR | NAURU | | | | Details |
| NR | no returns, mud logging term | | | | Details |
| NR | no report or not reported | | | | Details |
| nr | not reported | | | | Details |
| NR | new rod | | | | Details |
| NR | no recovery | | | | Details |
| NR | no report, not reported | | | | Details |
| NR | nonreturnable, no returns, not reached | | | | Details |
| NRA | Natural Resources Authority | | | | Details |
| NRC | National Recruitment Center | | | | Details |
| NRC | Nuclear Regulatory Commission or National Response Center | | | | Details |
| NRC | Nuclear Regulatory Commission | | | | Details |
| NRe | Reynold’s number | | | | Details |
| NREC | National Real Estate Company | | | | Details |
| NREL | National Renewable Energy Laboratory, a laboratory of the US Department of Energy | | | | Details |
| NRI | Net Revenue Interest | | | | Details |
| NRP | National Religious Party | | | | Details |
| NRPOD | New Revised Plan of Development | | | | Details |
| NRS | Non-reactive Reservoir Sampler (SLB) | | | | Details |
| NRS | nonrising stem(valve) | | | | Details |
| NRSB | nonreturnable steel barrel | | | | Details |
| NRSD | nonreturnable steel drum | | | | Details |
| NRU | NAURU | | | | Details |
| NRV | Non Return Valve (Chicksan valve that only allows flow in one direction) | | | | Details |
| NRV | Non Return Valve | | | | Details |
| NRWO | non rig workover | | | | Details |
| NS | North Sea | | | | Details |
| NS | North Star (DST tool provider from Canada) | | | | Details |
| NS | North South (in inclination and well survey) | | | | Details |
| NS | North Sea; can also refer to the North Slope Borough, Alaska, the North Slope, which includes Prudhoe Bay Oil Field (the largest US oil field), Kuparuk Oil Field, Milne Point, Lisburne, and Point McIntyre among others. | | | | Details |
| NS | SURINAME | | | | Details |
| NS | Now Show (s) | | | | Details |
| ns | no show | | | | Details |
| NS | Nachtschicht: night shift | | | | Details |
| NSC | National Security Council | | | | Details |
| NSC | not suitable for coating | | | | Details |
| NSD | Non Stop Drilling (see comment) | | | | Details |
| NSE | Noise Reduction | | | | Details |
| NSF | National Science Foundation | | | | Details |
| NSFOC | no show fluorescence or cut | | | | Details |
| NSG | North Seeking Gyro | | | | Details |
| NSG | no show gas | | | | Details |
| NSGB | National Société Générale Bank | | | | Details |
| NSO | No Surface Occupancy | | | | Details |
| NSO | no show oil | | | | Details |
| NSPE | National Society of Professional Engineers | | | | Details |
| NSPS | new source performance standards | | | | Details |
| NSPS | New Source Performance Standards | | | | Details |
| nstd | nonstandard | | | | Details |
| NSV | Night Drilling Supervisor | | | | Details |
| NT | NETHERLANDS ANTILLES | | | | Details |
| NT | net tons | | | | Details |
| NT | no time | | | | Details |
| NTA | nitrilotriacetic acid, a chelant | | | | Details |
| NTD | new total depth | | | | Details |
| NTEL | no-toxic-effect level | | | | Details |
| NtG | Net to Gross (pay) | | | | Details |
| NTHF | Non-Toxic High Flash | | | | Details |
| NTK | Need to Know (workshops) | | | | Details |
| NTK | Need to Know | | | | Details |
| NTOGA | North Texas Oil & Gas Association | | | | Details |
| NTP | Normal Temperature and Pressure (see comment) | | | | Details |
| NTP | notice to proceed | | | | Details |
| NTP | National Toxicology Program | | | | Details |
| NTPC | National Thermal Power Company | | | | Details |
| ntr | nothing to report | | | | Details |
| NTS | not to scale | | | | Details |
| NTT | No Touch Time (hydrates) | | | | Details |
| NTT | Single Detector Neutron | | | | Details |
| NTU | Nephelometric Turbidity Unit (see comment!) | | | | Details |
| NTU | Nephelometric Turbidity Units (100 is low and almost potable, try to get below 20 for completions) | | | | Details |
| NTU | nephelometric turbidity unit, a unit used in measuring water quality An instrument called a nephelometer (from a Greek word meaning "cloudy") measures turbidity directly by comparing the amount of light transmitted straight through a water sample with the amount scattered at an angle of 90° to one side; the ratio determines the turbidity in NTU's NTU measurements can be confused by the base color of the water from stains that may not create damage in the rock | | | | Details |
| NU | Non Upset Verbinder | | | | Details |
| NU | Nipple Up | | | | Details |
| NU | NICARAGUA | | | | Details |
| NU | NIUE | | | | Details |
| NU | naphfining unit | | | | Details |
| NU | nippled(ing) up | | | | Details |
| NU | nonupset | | | | Details |
| NUBOPs | nipple(ed)(ing) up blowout prevents | | | | Details |
| NUCP | Smoothed Neutron Porosity | | | | Details |
| NUCR | Nuclear | | | | Details |
| NUE | Non-Upset End (see comment!) | | | | Details |
| NUE | nonupset ends | | | | Details |
| Nug | nugget | | | | Details |
| num | numerous | | | | Details |
| NUMAR | Magnetic Resonance Image Log | | | | Details |
| NUT | nipple up tree | | | | Details |
| NUWH | nippling up wellhead | | | | Details |
| NV | Nevada | | | | Details |
| NVP | no visible porosity | | | | Details |
| Nw | Water Corey | | | | Details |
| NW | NorthWest | | | | Details |
| nw | northwest (lower case) | | | | Details |
| NW | no water | | | | Details |
| nw/4 | northwest quarter | | | | Details |
| nw/c | northwest corner | | | | Details |
| NWB | Near Well Bore | | | | Details |
| NWC | Networking Capital | | | | Details |
| NWL | northwest line | | | | Details |
| NWO | Nord-West Oelleitung GmbH Germany | | | | Details |
| NWT | Northwest Territories | | | | Details |
| NY | New York | | | | Details |
| NYA | not yet available | | | | Details |
| NYD | not yet drilled | | | | Details |
| NYDEC | New York State Department of Environmental Conservation | | | | Details |
| NYL | nylon | | | | Details |
| Nylon | a polyamide material | | | | Details |
| NYMEX | New York Mercantile Exchange | | | | Details |
| NYSE | New York Stock Exchange | | | | Details |
| NZ | NEW ZEALAND | | | | Details |
| NZL | NEW ZEALAND | | | | Details |
| NZOG | New Zealand Oil and Gas Ltd. New Zealand | | | | Details |
| OCENSA | Oleoducto Central S.A. Colombia | | | | Details |
| OeN | Public Communications Networks Group | | | | Details |
| OGON | Onroerend Goed Oranje-Nassau NV Netherlands | | | | Details |
| OILINVEST | Intl. Arm of NOC Libya Libya | | | | Details |
| OLN | outline | | | | Details |
| OMN | OMAN | | | | Details |
| OMNIS | Office des Mines Nationales et des Indusries Strategiques (formerly Office Militaire National Pour Les Industries Strategiques) Madagascar | | | | Details |
| ONACO | Orenburg Oil Company Russia | | | | Details |
| ONAN | Oil Natural Air Natural cooled transformer | | | | Details |
| Onarep | Office National de Recherche et d’Exploitation Petrolière | | | | Details |
| ONAREP | Office National des Recherches et d’Exploitations Petrolieres (Moroccan National Oil Co.) Morocco | | | | Details |
| ONAS | National Wastewater Authority | | | | Details |
| ONCF | Office National des Chemins de Fer | | | | Details |
| ONE | Office National d’Electricité | | | | Details |
| ONE | Oranje-Nassau Energie Netherlands | | | | Details |
| ONEPM | Oranje-Nassau Energy Participate Netherlands | | | | Details |
| ONGC | Oil and Natural Gas Corporation | | | | Details |
| ONGC | Oil & Natural Gas Corporation | | | | Details |
| ONGC | Oil and Natural Gas Commission India | | | | Details |
| ONHC | Oman National Holding Company | | | | Details |
| ONPT | Office National des Postes et des Télécommunications | | | | Details |
| ONR | octane number requirement | | | | Details |
| ONRI | octane number requirement increase | | | | Details |
| ONW | ONWards | | | | Details |
| OPECNA | OPEC News Agency OPEC | | | | Details |
| opn | open(ed)(ing) | | | | Details |
| optn | to F/O option to farmout | | | | Details |
| ORIENT | orientation | | | | Details |
| orng | orange | | | | Details |
| ORSANCO | Ohio River Valley Water Sanitation Commission | | | | Details |
| ostn | oil stain | | | | Details |
| overbend | High spot in a pipeline usually installed by field-bending a pipeline joint | | | | Details |
| P & NG | petroleum and natural gas | | | | Details |
| PACIN | Paints and Chemical Industries Company | | | | Details |
| PALYN | Palynological Analysis Report | | | | Details |
| PAN | Planning Assumptions Note | | | | Details |
| PAN | PANAMA | | | | Details |
| PAN | Pan System Multi-Rate Test | | | | Details |
| PAN | ANDEANPan Andean Resources plc UK | | | | Details |
| Pan L | Panhandle Lime | | | | Details |
| Pann | annulus Pressure (normally in well) | | | | Details |
| PANO | Producing Assets & New Opportunities | | | | Details |
| patn | pattern | | | | Details |
| PCN | Proposal to Commence Negotiation | | | | Details |
| PCN | PITCAIRN | | | | Details |
| PDNP | Proved Developed Not Producing | | | | Details |
| PEN | Penetration | | | | Details |
| pen | penetration, penetration test | | | | Details |
| Pen | A.C. penetration asphalt cement | | | | Details |
| penal | penalty, penalize(ed)(ing) | | | | Details |
| PENL | Penetration Log | | | | Details |
| Penn | Pennsylvanian | | | | Details |
| PEQUIVEN | Petroquimica de Venezuela Venezuela | | | | Details |
| PERTAMINA | Perusahaan Pertambangan Minyak dan Gas Bumi Negara (Indonesian State Oil and Gas Enterprise) Indonesia | | | | Details |
| PETN | a low temperature explosive used in perforating charges | | | | Details |
| PETROBANGLA | Bangladesh Oil, Gas & Mineral Corporation Bangladesh | | | | Details |
| PETROCAN | Petroleos de Canarias Spain | | | | Details |
| PetroFinance | Petroleum Finance Company | | | | Details |
| PETROGUIN | National Petroleum Co. of Guinea-Bissau (formerly PETROMINAS) Guinea-Bissau | | | | Details |
| PETRO-INDUSTRIAL | Empresa Estatal de Industrializacion de Petroles del Ecuador Ecuador | | | | Details |
| PETROMIN | General Petroleum and Mineral Organization Saudi Arabia | | | | Details |
| PETROMINAS | Empresa Nacional de Pesquisa e Exploracao Petroliferas e Mineras EP (now PETROGUIN) Guinea-Bissau | | | | Details |
| PETRON | Petron Corporation (PNOC/Saudi Aramco partnership) Philippines | | | | Details |
| PETRONAS | Petroliam Nasional Bhd. Malaysia | | | | Details |
| PETRONET | Petronet India ltd. India | | | | Details |
| PETRONIC | Empresa Nicaraguense del Petroleo Nicaragua | | | | Details |
| PETRONOR | Petroleos del Norte, S.A. Spain | | | | Details |
| PETRO-PRODUCTION | Empresa Estatal de Exploration y Produccion de Petroleos del Ecuador Ecuador | | | | Details |
| PETROSEN | Societe Nationale des Petroles du Senegal Senegal | | | | Details |
| PETROTRIN | Petroleum Company of Trinidad & Tobago Ltd. Trinidad & Togago | | | | Details |
| PETRO-Vietnam | Oil and Gas Company Vietnam VIETNAM | | | | Details |
| PFN | PFC Neutron Log | | | | Details |
| PGNIG | Polish Oil and Gas Co. Poland | | | | Details |
| Pin | Pressure intake (pressure at the tubing entry) | | | | Details |
| PIN | Project Initiation Note (facilities) | | | | Details |
| Pinj | bottom-hole injection pressure | | | | Details |
| pinpt | pinpoint | | | | Details |
| PINTL | Production Interpretation | | | | Details |
| PIRINC | Petroleum Industry Research Foundation, Inc. | | | | Details |
| Plan. | palm. Planulina palmarie | | | | Details |
| Plan. har. | Planulina harangensis | | | | Details |
| pln | plan | | | | Details |
| plngr | plunger | | | | Details |
| PMN | Premanufacture Notification (under TSCA) | | | | Details |
| PN | Piugged Nozzle/flow Passage | | | | Details |
| PN | PANAMA | | | | Details |
| PN | PITCAIRN | | | | Details |
| PN | Performance Number(aviation gas) | | | | Details |
| PNA | Palestine National Authority | | | | Details |
| PNC | Palestinian National Council | | | | Details |
| PNC | pulsed neutron capture | | | | Details |
| PND | Pulsed Neutron Decay | | | | Details |
| pneu | pneumatic | | | | Details |
| PNG | petroleum and natural gas | | | | Details |
| PNG | Portable Network Graphics | | | | Details |
| PNG | PAPUA NEW GUINEA | | | | Details |
| PNG | pipeline natural gas | | | | Details |
| PNG | Rules Petroleum and Natural Gas Rules | | | | Details |
| PNID | process and instrument diagram | | | | Details |
| PNL | pulsed neutron log | | | | Details |
| pnl | panel | | | | Details |
| PNL | BD panel board | | | | Details |
| PNN | Pulse Neutron Neutron (SLB tool) | | | | Details |
| PNOC | Philippine National Oil Company Philippines | | | | Details |
| PNR | please note and return | | | | Details |
| PNT | Sidewall Neutron Tool | | | | Details |
| PNT | Pulse Neutron Tool | | | | Details |
| PON | Petroleum Operations Notice (United Kingdom) | | | | Details |
| PONA | parrafins-olefins-napthenes-aromatics | | | | Details |
| Pont | Pontotoc | | | | Details |
| PORMINER | Promotora de Minmercados S.A. Spain | | | | Details |
| ppn | no precipitation number | | | | Details |
| PRC NEU | PFC Neutron | | | | Details |
| prin | principal | | | | Details |
| PRN | Tester valves (Halliburton) | | | | Details |
| prncpl-lss | principal lessee(s) | | | | Details |
| PSANA | Pressure Analysis | | | | Details |
| PTN | partition | | | | Details |
| PUN | Puncher Log | | | | Details |
| QCNT | Slim Hot Compensated Neutron Tool | | | | Details |
| QDRNT | quadrant | | | | Details |
| QNB | Qatar National Bank | | | | Details |
| qnch | quench | | | | Details |
| quan | quantity | | | | Details |
| quint | quintuplicate | | | | Details |
| radtn | radiation | | | | Details |
| Rang | Ranger | | | | Details |
| RCnBR | Rudist, Caprinid, Boundstone-Rudstone | | | | Details |
| RCTN | reaction | | | | Details |
| RDFN | rig down for night | | | | Details |
| recond | recondition(ed) | | | | Details |
| REGANOSA | Regasification subsidiary of SONATRACH Algeria | | | | Details |
| regen | regenerator | | | | Details |
| reinf | reinforce(ed)(ing)(ment) | | | | Details |
| reinf | conc reinforced concrete | | | | Details |
| rej’n | rejection | | | | Details |
| Ren | Renault | | | | Details |
| rent | rental | | | | Details |
| RESAN | Reservoir Analysis | | | | Details |
| RFLNG | Ready for Liquefied Natural Gas | | | | Details |
| RFLNG | Ready for LNG | | | | Details |
| RFWN | raised face, weld neck | | | | Details |
| RHN | Rockwell hardness number | | | | Details |
| rinv | Radius of investigation | | | | Details |
| rls(d)(ing) | release(ed)(ing) | | | | Details |
| rmn | remains | | | | Details |
| RN | SAINT MARTIN (FRENCH PART) | | | | Details |
| RNA | Random Noise Attenuation | | | | Details |
| RND | National Democratic Rally | | | | Details |
| rnd | rounded | | | | Details |
| rng | running | | | | Details |
| RNI | Rassemblement National des Independants | | | | Details |
| RNMO | Residual Normal Move Out | | | | Details |
| RNR | Rate Not Reported | | | | Details |
| RNT | RNT Log | | | | Details |
| RON | Research Octane Number | | | | Details |
| ROSKO-MNEDRA | Ministry of Fuel & Energy for the Russian Federation Russia | | | | Details |
| rpmn | repairman | | | | Details |
| rsns | resinous | | | | Details |
| rtnr | retainer | | | | Details |
| RTNS | returns | | | | Details |
| S/N | Signal to Noise Ratio | | | | Details |
| S0NL | Sonic log | | | | Details |
| SAN | Storage Area Network | | | | Details |
| SAN | sanitary | | | | Details |
| San | And San Andres | | | | Details |
| San | Ang San Angelo | | | | Details |
| San | Raf San Rafael | | | | Details |
| Sana | Sanastee | | | | Details |
| SANDA | Sandstone Analysis Log | | | | Details |
| sani | sanitary | | | | Details |
| SATSHINC | SATurdays, Sundays, Holidays INCluded | | | | Details |
| SBND | Saraband | | | | Details |
| SCANRAFF | Skandinaviska Raffinaderi AB Sweden | | | | Details |
| SCON | Sand Consolidation | | | | Details |
| SDFN | Shut Down For Night | | | | Details |
| SDFN | shut-down for the night | | | | Details |
| SDN | SUDAN | | | | Details |
| SDNSC | Slim Density Neutron Standoff Caliper | | | | Details |
| SDON | shut down overnight | | | | Details |
| SE NA | screw end American National Acme thread | | | | Details |
| SE NC | screw end American National Coarse thread | | | | Details |
| SEN | SENEGAL | | | | Details |
| Sen | Senora | | | | Details |
| SGSN | Strain Gauge Serial Number | | | | Details |
| SGUN | Squeeze Gun | | | | Details |
| Shan | Shannon | | | | Details |
| Shin | Shinarump | | | | Details |
| SHINC | Sundays, Holidays Included | | | | Details |
| SHN | ST. HELENA | | | | Details |
| Sibneft | Siberian Oil | | | | Details |
| SIGN | Acoustic Signature AC | | | | Details |
| SIMCON | Simultaneous Construction | | | | Details |
| Sina’at | Emirates Basic Industries Company | | | | Details |
| SINOPEC | Chinese Petroleum and Chemical CorporationChina | | | | Details |
| Skn | Skinner | | | | Details |
| SLNCR | silencer | | | | Details |
| slnd | solenoid | | | | Details |
| SMENET | Society for Mining, Metallurgy & Exploration | | | | Details |
| SN | Seat Nipple | | | | Details |
| SN | SINGAPORE | | | | Details |
| SN | SENEGAL | | | | Details |
| SN | Sidewall Neutron | | | | Details |
| SN | seating nipple | | | | Details |
| SNAM | Societá NAzionale Metanodotti now Snam S.p.A. (Italy) | | | | Details |
| SNAME | Society of Naval Architects and Marine Engineers | | | | Details |
| SNAPTM | nodal analysis program | | | | Details |
| SNCR | selective non-catalytic reduction | | | | Details |
| Snd | Sandstone | | | | Details |
| SNEPCo | Shell Nigeria Exploration and Production Company | | | | Details |
| SNG | synthetic natural gas | | | | Details |
| SNH | Societe Nationale des Hydrocarbures Cameroon | | | | Details |
| SNI | Société Nationale d’Investissements | | | | Details |
| SNL | Spectral Noise Log | | | | Details |
| SNOC | Seychelles National Oil Co. Ltd. Seychelles | | | | Details |
| SNP | Sidewall Neutron Porosity | | | | Details |
| SNP | SNP Neutron Logging | | | | Details |
| SNP | Snap Shot | | | | Details |
| SNPA | Additional Copies | | | | Details |
| SNPD | Sidewall Neutron Tool | | | | Details |
| SNP-GR | SNP Neutron-Gamma Ray Logging | | | | Details |
| Snr | Non removable skin | | | | Details |
| SNR | Serial Number | | | | Details |
| SNS | Southern North Sea | | | | Details |
| SNTC | Schlumberger Norway Technology Center | | | | Details |
| SNUB | snubber, snubbing | | | | Details |
| SNUFF | snuffing | | | | Details |
| SNUR | Significant New Use Rule | | | | Details |
| Socony | Standard Oil Company of New York | | | | Details |
| soln | solution | | | | Details |
| SON | Sonan Log | | | | Details |
| SONACOL | Sociedad Nacional de Oleoductos Ltda. Chile | | | | Details |
| SONACPP | Societe Nationale de Commercialisation des Produits Petrolieres Benin | | | | Details |
| SONANGOL | Sociedade Nacional de Combustiveis Sonangol Angola | | | | Details |
| SONATRACH | Entreprise Nationale Sonatrach Algeria | | | | Details |
| SONCB | Sonic Calibration Log | | | | Details |
| SONELGAZ | Societe Nationale d’Electricite et du Gaz Algeria | | | | Details |
| SONIDEP | Societe Nigerienne de Produits Petroliers Niger | | | | Details |
| SONL | Sonic | | | | Details |
| SONL | sonic log | | | | Details |
| SONPETROL | Sondeos Petroliferos, S.A. Spain | | | | Details |
| SONRE | Sonic Calibration Report | | | | Details |
| SONWR | Sonic Waveform Report | | | | Details |
| SONWV | Sonic Waveform Log | | | | Details |
| SPAN | Schlumberger Perforating Analysis Software | | | | Details |
| SPCAN | Special core analysis | | | | Details |
| SPEAN | Spectral Analysis | | | | Details |
| Sprin | Springer | | | | Details |
| sq in | square inch | | | | Details |
| SRN | Service Receipt Note | | | | Details |
| SRN | straight-run naphtha | | | | Details |
| SRSN | Seismic Reference Survey/ Neutron | | | | Details |
| SS and C | Same Sea and Country coast | | | | Details |
| SSHINC | Saturdays, Sundays, Holidays INCluded | | | | Details |
| STAN | Surface Testing Acquisition Network (see comment) | | | | Details |
| Stan | Stanley | | | | Details |
| STATCAN | Statistics Canada ex Dominion, Bureau of Statistics (DBS) | | | | Details |
| STDZN | standardization | | | | Details |
| steno | stenographer | | | | Details |
| Stens | Stensvad | | | | Details |
| stging | straightening | | | | Details |
| stn | stain | | | | Details |
| Stn | Crl Stone Corral | | | | Details |
| stn(d)(g) | stain(ed)(ing) | | | | Details |
| stn/by | stand by | | | | Details |
| stncl(d)(g) | stencil(ed)(ing) | | | | Details |
| Stnka | Satanka | | | | Details |
| stnr | strainer | | | | Details |
| STRONGER | State Review of Oil and Natural Gas Environmental Regulation, Inc | | | | Details |
| STRONGER | State Review of Oil and Natural Gas Environmental Regulations | | | | Details |
| sub angl | subangular | | | | Details |
| sub rnd | sub rounded | | | | Details |
| sub rnd | subrounded | | | | Details |
| Sunb | Sunburst | | | | Details |
| Sund | Sundance | | | | Details |
| SVLN | slickline Safety Valve Landing Nipple | | | | Details |
| SVN | SLOVENIA | | | | Details |
| Swin | Initial Water Saturation | | | | Details |
| SWION | shut well in overnight | | | | Details |
| SWN | Sidewall Neutron | | | | Details |
| SWN | Sidewall Epithermal Neutron Log | | | | Details |
| SWN/GR | Sidewall Neutron-Gamma Ray | | | | Details |
| SWN-G | Sidewall Neutron-Gamma Ray | | | | Details |
| SWNP | sidewall neutron porosity | | | | Details |
| syn | synchronous, synchronizing | | | | Details |
| syn | synthetic | | | | Details |
| syn | conv synchronous converter | | | | Details |
| SYNRE | Synthetic Seismic Report | | | | Details |
| SYNSCP | synchroscope | | | | Details |
| SYNTH | synthesis | | | | Details |
| Tahseen | National Fuel Additive Company | | | | Details |
| TAN | Total Acid Number | | | | Details |
| TAN | total acid number Measurement of natural organic acididity in a compound such as oil | | | | Details |
| TAN | tangent | | | | Details |
| Tan | Tansill | | | | Details |
| Tann | Tannehill | | | | Details |
| TANSTAAFL | There Ain't No Such Thing As A Free Lunch | | | | Details |
| Tapline | Trans-Arabian Pipeline or Trans-Arabian Pipe Line Company | | | | Details |
| TATNEFT | Tatneft Tatarstan, Russia | | | | Details |
| TBN | To Be Named | | | | Details |
| TBN | total base number, a reserve alkalinity number | | | | Details |
| TECHINT | Compania Technica Internacional Brazil | | | | Details |
| Technical | Information Service | | | | Details |
| TEMP/NEU | Temperature-Neutron | | | | Details |
| TEN | Tension | | | | Details |
| TENP | Trans Europa Naturgas Pipeline GmbH Germany | | | | Details |
| TENR | Technologically Enhanced Natural Radiation | | | | Details |
| Tens | Tensleep | | | | Details |
| tens | str tensile strength | | | | Details |
| Tent | tentaculites | | | | Details |
| tent | tentative | | | | Details |
| termin | terminate(ed)(ing)(ion) | | | | Details |
| TEXSPAIN | Texaco (Spain) Inc. Spain | | | | Details |
| Tfing | Three Finger | | | | Details |
| TFNB | trip for new bit | | | | Details |
| TGRN | Tubing Gamma Ray-Neutronlog | | | | Details |
| thin film | Type of epoxy coating for pipeline coating rather than threading or welding | | | | Details |
| thrling | throttling | | | | Details |
| TN | TONGA | | | | Details |
| TN | TUNISIA | | | | Details |
| TN | tank | | | | Details |
| TN | Tennessee | | | | Details |
| tndr | tender | | | | Details |
| TNDT | Thermal Neutron Decay Time | | | | Details |
| TNDTG | Thermal Neutron Decay Time/Gamma Ray Log | | | | Details |
| TNK | Tyumenskaia Neftianaia Kompania (Tyumen Oil Company) Russia | | | | Details |
| TNL | tubing nipple locator | | | | Details |
| TNP | Thermal Neutron Porosity | | | | Details |
| TNS | tight no show | | | | Details |
| TOBENA | To Be Named | | | | Details |
| TON | TONGA | | | | Details |
| Tonk | Tonkawa | | | | Details |
| tons | tons | | | | Details |
| tons/cd | tons per calendar day | | | | Details |
| tons/yr | tons per year | | | | Details |
| TORAN | Torque and Drag Analysis | | | | Details |
| trans | transfer(ed)(ing) | | | | Details |
| trans | transformer | | | | Details |
| trans | transmission | | | | Details |
| TRANSCO | Transcontinental Gas Pipe Line Corp. | | | | Details |
| transl | translucent | | | | Details |
| TransMed | Trans-Mediterranean Pipeline Company | | | | Details |
| TRANSMED | Transmediterranean Pipeline Co. Ltd. (also TNPC) Algeria | | | | Details |
| transp | transparent | | | | Details |
| transp | transportation | | | | Details |
| Tren | Trenton | | | | Details |
| Trin | Trinidad | | | | Details |
| TRL/NEU | Tracer Log-Neutron | | | | Details |
| Trn | Trenton | | | | Details |
| TRNDC | transducer | | | | Details |
| TTEN | TTRM Sub Tension | | | | Details |
| TTPN | Through Target Penetration Normalized depth (normalized depth of perforation-see commment) | | | | Details |
| tube turn | Prefabricated piece of pipeline (allows change of direction of a pipeline without field bending the pipeline) | | | | Details |
| TUN | TUNISIA | | | | Details |
| tung | carb tungsten carbide | | | | Details |
| TWN | TAIWAN | | | | Details |
| UELN | United European Levelling Net | | | | Details |
| ULNB | ultra low NOX burner (high fraction staged fuel) | | | | Details |
| UN | The United Nations | | | | Details |
| UN | United Nations | | | | Details |
| un | unit | | | | Details |
| UNB | Union National Bank | | | | Details |
| UNBAL | unbalanced | | | | Details |
| unbr | unbranded | | | | Details |
| UNC | Universal Naming Convention | | | | Details |
| UNC | unified coarse thread | | | | Details |
| UNCC | United Nations Compensation Commission | | | | Details |
| unconf | underreaminq | | | | Details |
| unconf | unconformity | | | | Details |
| uncons | unconsolidated | | | | Details |
| unconsol | unconsolidated | | | | Details |
| UNCTAD | United Nations Conference on Trade and Development | | | | Details |
| undiff | undifferential | | | | Details |
| UNDP | United Nations Development Program | | | | Details |
| UNEP | United Nations Environment Programme | | | | Details |
| UNESCO | United Nations Educational, Scientific and Cultural Organization | | | | Details |
| unf | unfinished | | | | Details |
| UNF | unified fine thread | | | | Details |
| UNFC | United Nations Framework Classification | | | | Details |
| UNFCC | United Nations Framework Convention Climate Change | | | | Details |
| UNHCR | United Nations High Commission on Refugees | | | | Details |
| uni | uniform | | | | Details |
| Unicef | United Nations International Children Emergency Fund | | | | Details |
| UNIGAGE | It is data recorder and storage of the gauges. It has processing chip for data. (SLB) | | | | Details |
| UNIKOM | UN Iraq-Kuwait Observer Force | | | | Details |
| Univ | university, universal | | | | Details |
| UNIVAC | Universal Automatic Computer | | | | Details |
| UNIX | Uniple X information and computer services | | | | Details |
| UNLD | unloading | | | | Details |
| UNLDR | unloader | | | | Details |
| UNOCAL | Union Oil of California | | | | Details |
| UNRWA | United Nations Relief and works Agency | | | | Details |
| UNSCOM | United Nations Special Commission | | | | Details |
| URAN | Uraniurn Log | | | | Details |
| URAN | Uranium | | | | Details |
| v.n. | very noticeable | | | | Details |
| VAN | Vehicle Area Network | | | | Details |
| Vang | Vanguard | | | | Details |
| VARN | varnish | | | | Details |
| VDENL | Variation Density Log | | | | Details |
| VEN | VENEZUELA | | | | Details |
| Vent | release gas pressure | | | | Details |
| vent | ventilator | | | | Details |
| VERAN | Verticality Analysis | | | | Details |
| VN | VIETNAM | | | | Details |
| VND | Vision Neutron Density | | | | Details |
| VNM | VIETNAM | | | | Details |
| VTLN | Vertiline | | | | Details |
| WABAN | Well Abandonment Report | | | | Details |
| WAN | wide area network | | | | Details |
| WATAN | Water Analysis | | | | Details |
| WCCON | Whether Custom Cleared Or Not | | | | Details |
| WGUNT | Water Gun Test | | | | Details |
| WIBON | Whether In Berth Or Not | | | | Details |
| WIFPON | Whether In Free Praqtique Or Not | | | | Details |
| Win | Winona | | | | Details |
| Winf | Winfield | | | | Details |
| Wing | Wingate | | | | Details |
| Winn | Winnipeg | | | | Details |
| WIPON | Whether In Port Or Not | | | | Details |
| WKTANRP | West Kazakhstan Territorial Administration for Natural Resource Protection Kazakhstan | | | | Details |
| WN | weldneck | | | | Details |
| WNSO | water not shut off | | | | Details |
| WPLAN | Well Course Plan | | | | Details |
| WSONG | water shutoff no good | | | | Details |
| x/n | crystalline | | | | Details |
| X-bdd(ing) | crossbedded, crossbedding | | | | Details |
| Xing | crossing | | | | Details |
| XJN | JUAN DE NOVA ISLAND | | | | Details |
| X-line | extreme line | | | | Details |
| Xln | Crystalline (minerals) | | | | Details |
| Xln | crystalline | | | | Details |
| XN | NAVASSA ISLAND | | | | Details |
| XNL | XN (nipple) locator | | | | Details |
| XNV | NAVASSA ISLAND | | | | Details |
| xyln | crystaline or crystal | | | | Details |
| Yanpet | Yanbu’ Petrochemical Company | | | | Details |
| YANPET | Saudi Yanbu Petrochemical Co. Saudi Arabia | | | | Details |
| Yeminvest | Yemen Investment and Development International | | | | Details |
| YLNG | Yemen Liquefied Gas Company | | | | Details |
| YLNGC | Yemen Liquefied Natural Gas Company | | | | Details |
| YUKONG | S K Corporation Korea | | | | Details |
| ZDENP | Density Log | | | | Details |
| zen | zenith | | | | Details |
| ZN | zinc | | | | Details |
| Zn | zon | | | | Details |
| ZnCl2 | zinc chloride | | | | Details |
| NP | Nach Perforation | | | | Details |
| PNK | Prozessnahen Komponenten | | | | Details |
| BNK | Benutzernahe Komponente | | | | Details |
| NWPS | Near Wellbore Chemical and Particulate Systems | | | | Details |
| NWP | Near Wellbore Chemical and Particulates | | | | Details |
| TANAP | Trans-Anatolian Natural Gas Pipeline | | | | Details |
| TANGP | Trans-Anatolian Natural Gas Pipeline | | | | Details |
| NEO | Non Explosive Oilfield (products) | | | | Details |
| Vented T-TBPs | Thru-Tubing Bridge Plugs | | | | Details |
| Vented | See Comment | | | | Details |
| Vented plug | See Comment | | | | Details |
| Genba | Genba (also romanized as gemba) is a Japanese term meaning "the real place. See comment. | | | | Details |
| NIORDC | National Iranian Oil Refining & Distribution Company | | | | Details |
| MAPNA | (مپنا) مدیریت پروژههای نیروگاهی ایران | | | | Details |
| NICO | Naftiran Intertrade Company | | | | Details |
| NISOC | National Iranian South Oil Company | | | | Details |
| NGEW | Nenngewicht | nominal weight | | | Details |
| NZ | NACH / ZUSATZPERFORATION (type of perforation, two times perforated w/ gun and then additional perforation added to the original interval e.g. P120 512-515m "two times perforated" and then 0.6m added coming to 512-515.6m | | | | Details |
| IRMN | Inside Radius Minimum | | | | Details |
| Son | Sonde | Well | | | Details |
| DN | Diamond Nose | | | | Details |
| RUN | Run Number | | | | Details |
| ENGI | Logging Engineer`s Name | | | | Details |
| WITN | Witness`s Name | | | | Details |
| SPINS | Spinner Size | | | | Details |
| SPINP | Spinner Pitch | | | | Details |
| MNEM | Measurement mnemonics | | | | Details |
| LSN | long- and short-normal resistivity | | | | Details |
| SSN | short-spaced gamma-ray detector | | | | Details |
| LSN | long-spaced gamma-ray detector | | | | Details |
| SN | Short Normal Resistivity | | | | Details |
| nr | Not Reached | | | | Details |
| SNR | Sondennummer | Well identification number | | | Details |
| AN | Arbeitnehmerinnen und Arbeitnehmer | | | | Details |
| NAZ | Normalarbeitszeit | | | | Details |
| FNAZ | fiktive Normalarbeitszeit | | | | Details |
| HUN | Hook Up Nipple | | | | Details |
| DNP | Did not penetrate | | | | Details |
| ND | No well data | | | | Details |
| NL | No well log | | | | Details |
| NRIS | Natural Resources Information System | | | | Details |
| Abwältigung | In a well when it is needed to change the producing interval back to a deeper interval; needs isolation of upper perfs etc. | | | | Details |
| Aufwältigung | In a well when it is needed to change the producing interval to a shallower interval | | | | Details |
| VSND | Volume of Sand | | | | Details |
| NSGs | North-seeking gyrocompasses | | | | Details |
| NEV | north - east - vertical | | | | Details |
| NASD | Minimum allowable separation distance | | | | Details |
| NSA | North Sea region | | | | Details |
| ANZ | Australasia New zealand region | | | | Details |
| Vn | Volume normal | | | | Details |
| SNDC | Sand Control | | | | Details |
| NWS | Non-Ideal Wellbore Storage | | | | Details |
| U/min | Umdrehungen pro minuten | Rotation per minute | | | Details |
| NSV | Net Standard Volume | | | | Details |
| NSW | Net Standard Weight | | | | Details |
| int | Interpretation | | | | Details |
| CNF | Confirmation | | | | Details |
| UNEC | Un Economic | | | | Details |
| MNG | Mobile Natural Gas | | | | Details |
| Pdyn | Dynamic Pressure | | | | Details |
| NAO | North Atlantic Oscillation | | | | Details |
| ENSO | Paleo-El Niño-Southern Oscillation | | | | Details |
| AFN | Afghanistan Afghani | | | | Details |
| AZN | Azerbaijan New Manat | | | | Details |
| BTN | Bhutan Ngultrum | | | | Details |
| NOK | Norwegian Krone | | | | Details |
| BND | Brunei Dollar | | | | Details |
| BGN | Bulgarian Lev | | | | Details |
| CNY | Yuan Renminbi | | | | Details |
| NZD | New Zealand Dollar | | | | Details |
| ERN | Eritrean Nakfa | | | | Details |
| GNF | Guinea Franc | | | | Details |
| HNL | Honduran Lempira | | | | Details |
| INR | Indian Rupee | | | | Details |
| MXN | Mexican Nuevo Peso | | | | Details |
| MNT | Mongolian Tugrik | | | | Details |
| MZN | Mozambique Metical | | | | Details |
| NAD | Namibian Dollar | | | | Details |
| NPR | Nepalese Rupee | | | | Details |
| ANG | Netherlands Antillean Guilder | | | | Details |
| NZD | New Zealand Dollar | | | | Details |
| NIO | Nicaraguan Cordoba Oro | | | | Details |
| NGN | Nigerian Naira | | | | Details |
| NZD | New Zealand Dollar | | | | Details |
| NOK | Norwegian Krone | | | | Details |
| PEN | Peruvian Nuevo Sol | | | | Details |
| NZD | New Zealand Dollar | | | | Details |
| PLN | Polish Zloty | | | | Details |
| RON | Romanian New Leu | | | | Details |
| NOK | Norwegian Krone | | | | Details |
| NZD | New Zealand Dollar | | | | Details |
| TND | Tunisian Dollar | | | | Details |
| VND | Vietnamese Dong | | | | Details |
| UNOV | United Nations Office at Vienna | | | | Details |
| PHIN | neutron porosity | | | | Details |
| PHIN | neutron porosity | | | | Details |
| VSND | volume of sand | | | | Details |
| ana | Analysis | | | | Details |
| bn | Billion | | | | Details |
| mn | Million | | | | Details |
| vn | Normvolumen | Gas volume at standard condition | | | Details |
| V(n) | Normvolumen | Gas volume at standard condition | | | Details |
| NN | Normalnull | | | | Details |
| m u NN | Mter Uber Normalnull | meter above sea level | | | Details |
| NIOPDC | National Iranian Oil Products Distribution Company | | | | Details |
| WINJ | Water Injection | | | | Details |
| ano | Map Annotation | | | | Details |
| cnl | Contour | | | | Details |
| cnt | CPS-3 Contour | | | | Details |
| ini | Setup File | | | | Details |
| inj | Injection Data | | | | Details |
| min | Minute Data | | | | Details |
| TON/D | tonne per day | | | | Details |
| ENL | Entnahmeleistung | Production performance | | | Details |
| LTEN | Wireline Tension | | | | Details |
| CNT | Roller Centraliser | | | | Details |
| NAG | Non Associated Gas | | | | Details |
| NOS | North Sea | | | | Details |
| NG | Nenngewicht | Nominal weight | | | Details |
| anz | Anzahl | number, number of, | | | Details |
| PIN | Personnal Identifikation Number | | | | Details |
| HPSN | High Pressure Shooting Nipple | | | | Details |
| NOW | now | | | | Details |
| LLdyn | Liquid Level dynamic | | | | Details |
| INT | International | | | | Details |
| Gewinnungsfeld | License to produce | | | | Details |
| Grubenfeld | License to produce (During and before WWII, no production tax applicable) | | | | Details |
| Förderzins | Production tax | | | | Details |
| FIPNUM | Fluid In Place (Region Number) in ECLIPSE | | | | Details |
| UNEC | Production currently uneconomic# | | | | Details |
| Schnittteufe | Cut window depth | | | | Details |
| Tongehalt | Clay content | | | | Details |
| Kante | edge, border | edge, border | | | Details |
| abtasten | to tag something from below in well like tagging the upper edge of a open hole window opened for OHGP out of the casing with a hydraulic opening under-reamer. | | | | Details |
| NHS | Negative Half Slope | | | | Details |
| NUS | Negative Unit Slope | | | | Details |
| ABAN | Abandonment, (also as AB) | Abandonment, (also as AB) | Aufgeben, (auch als AB) | Abandon, (aussi comme AB) | Details |
| abnd | abandoned | abandoned | verlassen | abandonné | Details |
| abndt | abundant | abundant | reichlich | abondant | Details |
| Aufnahme test | Injectivity test | | | | Details |
| GN | Gasprom Neft | | | | Details |
| NS | Nominal Pipe Size | | | | Details |
| z.hdn. | zu Händen | for the attention of | | | Details |
| P/N | Part Number | | | | Details |
| P/N | Product Number | | | | Details |
| P/N | Pressure Nominal | | | | Details |
| P/N | Pin Number | | | | Details |
| M/N | Model Number | | | | Details |
| FPN | Flange Pressure Nominal | | | | Details |
| PN | Part Number | | | | Details |
| PN | Product Number | | | | Details |
| PN | Pressure Nominal | | | | Details |
| PN | Pin Number | | | | Details |
| MN | Model Number | | | | Details |
| C/N | Class Number | | | | Details |
| CN | Class Number | | | | Details |
| NPT | National Pipe Taper | | | | Details |
| NPSM | National Pipe straight Mechanical | | | | Details |
| NPSH | National Pipe straight Hose | | | | Details |
| UN | Unified | | | | Details |
| PONT | PONT (Geological formation in Austria) | | | | Details |
| NCA | Northern Calcareous Alps | | | | Details |
| Kanone Abwerfen | Gun release | | | | Details |
| IBN | In Betrieb Nahme | to put in production | | | Details |
| ND | Not Detected | | | | Details |
| NM | Not Measured | | | | Details |
| NHM | Naturhistorische Museum | Historical Nature Museum | | | Details |
| Steigleitung | stand pipe on drilling rig, or Tubing in a well | Stand pipe or tubing | | | Details |
| PortMan | Portfolio Management | | | | Details |
| PN | Pressure Number | same same Pressure Nominal | | | Details |
| DN | Diameter Nominal | | | | Details |
| Schlucksonde | Schluckbohrung | Disposal well, | | | Details |
| HAZAN | Hazard Analysis | | | | Details |
| BANF | Bestellung Anforderung | | | | Details |
| Aufnahmetest | Acceptance test, any test done in a well | | | | Details |
| Un-De | Undeveloped (resources/reserves) | | | | Details |
| FNR | Future Net Revenue | | | | Details |
| Zapfen | pin (tubular pin) | pin (tubular pin) | | | Details |
| AIBN | Norwegian Accident Investigation Board | | | | Details |
| %/IN | percent per inch | | | | Details |
| %/in | percent per inch | | | | Details |
| (c/s)/(ft/min) | (cycle per second) per (foot per minute) | | | | Details |
| (c/s)/(m/min) | (cycle per second) per (meter per minute) | | | | Details |
| (rev/s)/(ft/min) | GeoFrame legacy unit | | | | Details |
| (rev/s)/(m/min) | GeoFrame legacy unit | | | | Details |
| in | thousandth inch | | | | Details |
| in | tenth inch | | | | Details |
| 1/32 in | 32nd inch | | | | Details |
| 1/64 in | 64th inch | | | | Details |
| 1/in | inverse inch | | | | Details |
| 1/min | items per minute | | | | Details |
| 1/N | inverse newton | | | | Details |
| ANG | Netherlands Antillian guilder | | | | Details |
| ASECOND | second (angle) | | | | Details |
| BARN | barn | | | | Details |
| barn/cm3 | GeoFrame legacy unit | | | | Details |
| bbl/min | barrel per minute | | | | Details |
| BND | Brunei dollar | | | | Details |
| BTN | Bhutan ngultrum | | | | Details |
| c.min/(s.ft) | (revolution per second) per (foot per minute) | | | | Details |
| c.min/(s.m) | (revolution per second) per (meter per minute) | | | | Details |
| c/min | revolution per minute | | | | Details |
| CENTIMETER | centimeter | | | | Details |
| CENTIMETERS | centimeter | | | | Details |
| CENTIMETRE | centimeter | | | | Details |
| CENTIMETRES | centimeter | | | | Details |
| cm3/min | cubic centimeter per minute | | | | Details |
| CNTS | count | | | | Details |
| CNY | Chinese yuan renminbi | | | | Details |
| daN | decanewton | | | | Details |
| DECN | decanewton | | | | Details |
| degC/min | degree celsius per minute | | | | Details |
| degF/min | degree fahrenheit per minute | | | | Details |
| DYNE | dyne | | | | Details |
| dyne/cm | dyne per centimeter (GeoFrame legacy unit) | | | | Details |
| DYNE/CM | dyne per centimeter | | | | Details |
| F/MN | foot per minute | | | | Details |
| ft/min | foot per minute | | | | Details |
| ft3/min | cubic foot per minute | | | | Details |
| gal/min | gallon per minute | | | | Details |
| GALLON | gallon (U.S.) | | | | Details |
| gn | free fall (acceleration due to earth gravity) | | | | Details |
| gn | gravity | | | | Details |
| hp/in2 | horsepower per square inch | | | | Details |
| in. | inch (GeoFrame legacy unit) | | | | Details |
| in./s | GeoFrame legacy unit | | | | Details |
| in.2 | GeoFrame legacy unit | | | | Details |
| in.lbf | inch-pound force | | | | Details |
| in/a | inch per year | | | | Details |
| IN/M | inch per minute | | | | Details |
| IN/S | inch per second | | | | Details |
| in/s | inch per second | | | | Details |
| IN/Y | inch per year | | | | Details |
| IN-1 | inverse inch | | | | Details |
| IN2 | square inch | | | | Details |
| in2 | square inch | | | | Details |
| in2/s | square inch per second | | | | Details |
| in3 | cubic inch | | | | Details |
| INCHES | inch | | | | Details |
| inUS | inch (U.S. survey) | | | | Details |
| K/MN | kilogram per minute | | | | Details |
| KDAN | ten kilonewton | | | | Details |
| kg/min | kilogram per minute | | | | Details |
| km.daN | kilometer-decanewton | | | | Details |
| KMDN | kilometer-decanewton | | | | Details |
| KMN | kilometer-newton | | | | Details |
| KN | kilonewton | | | | Details |
| kN | kilonewton | | | | Details |
| kN.m | kilonewton-meter | | | | Details |
| knot | nautical mile per hour | | | | Details |
| kPa/min | kilopascal per minute | | | | Details |
| L/min | liter per minute | | | | Details |
| lbm/min | pound per minute | | | | Details |
| linkClarke | Link (Clarke) | | | | Details |
| LTON | U.K. long ton | | | | Details |
| m/(N.s) | meter per second per newton | | | | Details |
| m/min | meter per minute | | | | Details |
| M/MN | meter per minute | | | | Details |
| m3/min | cubic meter per minute | | | | Details |
| M3MN | cubic meter per minute | | | | Details |
| Mg/in | thousand kilograms per inch | | | | Details |
| mgn | milligravity | | | | Details |
| MICROSECOND | microsecond | | | | Details |
| MICROSECONDS | microsecond | | | | Details |
| MILLISECOND | millisecond | | | | Details |
| MILLISECONDS | millisecond | | | | Details |
| MIN | minute | | | | Details |
| min | minute | | | | Details |
| min/ft | minute per foot | | | | Details |
| min/m | minute per meter | | | | Details |
| mina | minute (angle) | | | | Details |
| mins | minute | | | | Details |
| MINUTE | minute | | | | Details |
| MINUTES | minute | | | | Details |
| MN | meganewton | | | | Details |
| MN | minute | | | | Details |
| mN | millinewton | | | | Details |
| MN/F | minute per foot | | | | Details |
| MN/M | minute per meter | | | | Details |
| MNEW | newton-meter | | | | Details |
| MNT | Mongolian tugrik | | | | Details |
| MTON | metric ton (1000 kilograms) | | | | Details |
| N.m | newton-meter | | | | Details |
| N/m | newton per meter | | | | Details |
| N/M | newton per meter | | | | Details |
| N-1 | inverse newton | | | | Details |
| nA | nanoampere | | | | Details |
| NAPI | API neutron | | | | Details |
| nAPI | API neutron | | | | Details |
| nautmi | nautical mile | | | | Details |
| nC | nanocoulomb | | | | Details |
| nCi | nanocurie | | | | Details |
| nH | nanohenry | | | | Details |
| NIC | Nicaraguan cordoba | | | | Details |
| nJ | nanojoule | | | | Details |
| NLG | Netherlands guilder | | | | Details |
| NM | nanometer | | | | Details |
| nm | nanometer | | | | Details |
| nohm | nanohm | | | | Details |
| NPR | Nepalese rupee | | | | Details |
| NQ | nanocoulomb | | | | Details |
| NS | nanosecond | | | | Details |
| ns | nanosecond | | | | Details |
| NS/M | nanosecond per meter | | | | Details |
| ns/m | nanosecond per meter | | | | Details |
| nT | nanotesla | | | | Details |
| NTES | nanotesla | | | | Details |
| NW | nanowatt | | | | Details |
| nW | nanowatt | | | | Details |
| P/MN | psi per minute | | | | Details |
| pnt/ft | number of points per foot | | | | Details |
| POUND | pound mass (avoirdupois) | | | | Details |
| POUNDS | pound mass (avoirdupois) | | | | Details |
| psi/min | psi per minute | | | | Details |
| RADIAN | radian | | | | Details |
| RADIANS | radian | | | | Details |
| rev/min | GeoFrame legacy unit | | | | Details |
| SECOND | second | | | | Details |
| SECONDS | second | | | | Details |
| STON | U.S. short ton | | | | Details |
| t/min | ton per minute | | | | Details |
| T/MN | ton per minute | | | | Details |
| ton | U.S. short ton | | | | Details |
| tonUK | long ton (U.K.) | | | | Details |
| tonUS | short ton (U.S.) | | | | Details |
| uA/in2 | microampere per square inch | | | | Details |
| uN | micronewton | | | | Details |
| units | gas units | | | | Details |
| USGAL/MIN | gallon per minute | | | | Details |
| VND | Vietnamese dong | | | | Details |
| yardIndian | Yard (Indian) | | | | Details |
| A34H_UNC | Resistivity Medium Induction | | | | Details |
| CGDN | Grain Density from Core | | | | Details |
| CNC | Caliper corrected compensated Neutron Porosity | | | | Details |
| CNLSC | CN Long Space Counts | | | | Details |
| CNSSC | CN Short Space Counts | | | | Details |
| CNRAT | CN Ratio | | | | Details |
| CNPOR | CN selected Porosity | | | | Details |
| CNPORU | CN Limestone Porosity uncorrected | | | | Details |
| GNT | GNT Neutro API Counts | | | | Details |
| HMIN | Resistivity high res. MINV | | | | Details |
| HMNO | Resistivity high res. MNOR | | | | Details |
| HTNP | High res. TNPH | | | | Details |
| INV | Resistivity Inverse Lateral 18ft 8in | | | | Details |
| LN | Resistivity 64 in Normal | | | | Details |
| LSN | Long-Space Neutron Counts | | | | Details |
| MINV | Resistivity Micro Inverse 1inx1in | | | | Details |
| MNOR | Resistivity Micro Normal 2in | | | | Details |
| N005 | Resistivity 5cm POT/MLW | | | | Details |
| N021 | Resistivity 21cm POT/BKS | | | | Details |
| NEU | Neutron Count Rate | | | | Details |
| NL15 | Neutron counts - 15.5in Spacing | | | | Details |
| NL16 | Neutron counts - 16.5in Spacing | | | | Details |
| NL19 | Neutron counts - 19in Spacing | | | | Details |
| NLIMNF | Neutron Porosity Near/Far (Limestone) | | | | Details |
| NPHI | Compensated neutron porosity | | | | Details |
| NPLM | Neutron Porosity Limestone (Memory) | | | | Details |
| NPOR | Enhanced TNPH | | | | Details |
| PHDN | Limestone Dens/Neut porosity | | | | Details |
| RING | BH compens. LWD Ring Resistivity | | | | Details |
| SMIN | Synthetic Micro-Inverse Resistivity | | | | Details |
| SMNO | Synthetic Micro-Normal Resistivity | | | | Details |
| SN | Resistivity Short Normal/A-16in-M | | | | Details |
| SSN | Short-space Neutron counts | | | | Details |
| TNPH | Alpha-corrected Neutron porosity | | | | Details |
| ZDEN | Bulk density | | | | Details |
| ZDNC | Borehole Size, Mud weight corrected Density | | | | Details |
| URAN | Uranium Concentration | | | | Details |
| HMIN | HIP Micro Inverse Resistivity | | | | Details |
| HMNO | HIP Micro Normal Resistivity | | | | Details |
| NEU | Neutron Count Rate | | | | Details |
| NPHI | Neutron Porosity | | | | Details |
| NPLM | Neutron Porosity Limestone (Memory) | | | | Details |
| NPOR | Neutron Porosity | | | | Details |
| RES_RING | Ring Resistivity | | | | Details |
| URAN | Uranium (Petro Standardlog) | | | | Details |
| Phi_Den | | | | | Details |
| PIGN | Effective Porosity, VISO, VPAR, and Bound Water Removed | | | | Details |
| Vanh | Volume of Anhydrite relative to total Volume | | | | Details |
| VSAND | Volume of Sand | | | | Details |
| VSND_CPX | Volume of Sand | | | | Details |
| BATNEEC | Best Available Technique Not Entailing Excessive Costs | | | | Details |
| EPIC Contract | Engineer, Procure, Install and Commission | | | | Details |
| abdnt | abundant | | | | Details |
| ang | angular | | | | Details |
| anhyc | anhydritic | | | | Details |
| bent | bentonitic | | | | Details |
| Caren | cavernous | | | | Details |
| Condns | condensate | | | | Details |
| Cons | consolidated | | | | Details |
| Conv | convolute | | | | Details |
| Cxln | coarsely crystalline | | | | Details |
| dense | densely | | | | Details |
| even | even | | | | Details |
| fexln | finelycrystaline | | | | Details |
| gn | green | | | | Details |
| gnsh | greenish | | | | Details |
| hdnss | hardness | | | | Details |
| incl | inclined | | | | Details |
| inclined | inclusious | | | | Details |
| incr | increasingly | | | | Details |
| ind | indurated | | | | Details |
| indist | indistinct | | | | Details |
| intbd | interbeded | | | | Details |
| interbed | interbeds | | | | Details |
| intgran | intgranular | | | | Details |
| intlam | interlaminations | | | | Details |
| intmed | intermediate | | | | Details |
| interafom | informational | | | | Details |
| intstit | interstitial | | | | Details |
| intxl | intercrystalline | | | | Details |
| invis | invisible | | | | Details |
| lmn | limonitic | | | | Details |
| mgnt | magnetite | | | | Details |
| ovtrn | overturned | | | | Details |
| remnant | remnants | | | | Details |
| shn | sheen | | | | Details |
| stn | staining | | | | Details |
| stnd | stained | | | | Details |
| subang | subangular | | | | Details |
| subrnd | subrounded | | | | Details |
| thn | thin | | | | Details |
| tn | tan | | | | Details |
| trmln | tourmaline | | | | Details |
| trnsl | translucent | | | | Details |
| trnsp | transparent | | | | Details |
| vein | vein | | | | Details |
| BANF | Bestellanforderung | | | | Details |
| BSN | Business | | | | Details |
| IBN | Inbetriebnahme | | | | Details |
| INM | Innovation Management | | | | Details |
| MBN | Compact Borehole Navigation | | | | Details |
| NAMR | National Agency for Mineral Resources | | | | Details |
| NBD | Next Business Day | | | | Details |
| NDA | Non Disclosure Agreement | | | | Details |
| NEAA | Northwest Europe, Africa & Australasia | | | | Details |
| NFA | No Further Action/Activity | | | | Details |
| NFC | National Fleet Card | | | | Details |
| NFO | Near Field Opportunities | | | | Details |
| NFR | Naturally Fractured Reservoir | | | | Details |
| NIAT | Net income after tax | | | | Details |
| NICE | Needs, Interests, Concerns and Expectations | | | | Details |
| NOB | Non Oil Business | | | | Details |
| NOV | non-operated venture | | | | Details |
| NRV | Net Rock Volume | | | | Details |
| NWC | Net Working Capital | | | | Details |
| PAN | Project Assumption Note | | | | Details |
| PIN | Project Initiation Note | | | | Details |
| RONA | Return on net assets | | | | Details |
| SONVIS | SonicVISION | | | | Details |
| UNFC | United Nations Framework Classification for Fossil Energy and Mineral Reserves and Resources | | | | Details |
| UNICEF | United Nations International Children's Emergency Fund | | | | Details |
| GNs | Global Networks | | | | Details |
| LND | Learning & Development | | | | Details |
| N/U | Nipple Up Assemble | | | | Details |
| NBR | Near Bit Reamer | | | | Details |
| NGL | Natural Gas Liquid | | | | Details |
| NIAT | Net Income After Tax | | | | Details |
| NMDC | Non-magnetic drill collar | | | | Details |
| NOP | Notice of Operations | | | | Details |
| NSCC | (Type of thread like BTC) | | | | Details |
| NSDPP | New Static Drill Pipe Pressure | | | | Details |
| NTE | New Technology Environment | | | | Details |
| P_ann | Annulus pressure | | | | Details |
| FinMin | Finance Minister | | | | Details |
| Fin Min | Finance Minister | | | | Details |
| GRN | Goods Receipt Note | | | | Details |
| GRNI | Goods Receipt Not Invoiced | | | | Details |
| Inc | Incorporated | | | | Details |
| ISIN | International Securities Identification Number | | | | Details |
| NAV | Net asset value | | | | Details |
| NCBO | No Change of Beneficial Ownership | | | | Details |
| NCND | Non Circumvent and Non Disclosure | | | | Details |
| NDA | Non Disclosure Agreement | | | | Details |
| NII | Net Interest Income | | | | Details |
| NIM | Net Interest Margin | | | | Details |
| NOA | Net Operating Assets | | | | Details |
| NOI | Net Operating Income | | | | Details |
| NPL | Non performing loan | | | | Details |
| NTE | Not To Exceed | | | | Details |
| RONA | Return on net assets | | | | Details |
| WVN | Withdraw Voucher Note | | | | Details |
| PNGRB | Petroleum and Natural Gas Regulatory Board | | | | Details |
| NC | Number of Cases | | | | Details |
| Siedeanalyse | Siedeanalyse | boiling analysis | | | Details |
| NRI | Net Revenue Interest | | | | Details |
| NWI | Net Working Interest | | | | Details |
| NV | Oelinhalt Errechnet (tonne) | Calculated oil content | | | Details |
| m AN | Meter Adria Niveau | "meter from sea level" in Germany & Austria | | | Details |
| AN | Adria Niveau | "Sea level" in Germany & Austria | | | Details |
| AN | Auftragsnummer | Cost code | | | Details |
| N.B. | NotaBene (Note well, Used to direct attention to something particularly important....) | | | | Details |
| MSR-Technik | Messen, Steuern, Regeln technik | process of measuring and control technology | | | Details |
| PlanWerk | Planungswerk | | | | Details |
| BFZN | Bodenforschungszentrum | | | | Details |
| A1DN | Amplitude at Receiver 1, Sub Down | | | | Details |
| A1MN | Minimum of First Echo Amplitude | | | | Details |
| A2DN | Amplitude at Receiver 2, Sub Down | | | | Details |
| A2MN | Minimum of Second Echo Amplitude | | | | Details |
| AAN1 | CSAT-1 Arm Angle | | | | Details |
| AAN2 | CSAT-2 Arm Angle | | | | Details |
| AAN3 | CSAT-3 Arm Angle | | | | Details |
| AAN4 | CSAT-4 Arm Angle | | | | Details |
| AANG | Alpha Angle | | | | Details |
| ABND | Amplitude Borehole Near Detector | | | | Details |
| ABND_SL | Amplitude of Borehole Signal - Near | | | | Details |
| ABNS | Amplitude - Borehole - Near Short Burst | | | | Details |
| ACDSPN | Acoustic Dispersion | | | | Details |
| ACQN | Acquisition Number | | | | Details |
| ADN | Azimuthal Density Neutron Tool | | | | Details |
| AEDN | Dimensionless average normalized | | | | Details |
| AFEN | APS Far Detector Neutron Burst-On Count | | | | Details |
| AFND | Amplitude Formation Near Detector | | | | Details |
| AFND_SL | Amplitude of Formation Signal - Near | | | | Details |
| AFNS | Amplitude - Formation - Near Short Burst | | | | Details |
| AGN | Adaptive Gain from Stochastic NGT | | | | Details |
| AIMN | Acoustic Impedance Minimum | | | | Details |
| AIMN_RF | Minimum of Unflagged Acoustic Impedance | | | | Details |
| AMNC | Angle of Minimum Caliper | | | | Details |
| ANCO | Angular Coverage of the 4 Pads of HDT | | | | Details |
| ANEC | APS Near Detector Count Rate | | | | Details |
| ANEN | APS Near Detector Neutron Burst-On Count | | | | Details |
| ANEO | APS Near Detector Neutron Burst-Off Count | | | | Details |
| ANGL | angle | | | | Details |
| ANH | % Dolomite in Matrix. Complement to 100 % | | | | Details |
| ANHY | Anhydrite | | | | Details |
| ANMC | Anchor Motor Current | | | | Details |
| ANNULUS_PRES | Downhole annulus pressure | | | | Details |
| ANOR | Acceleration Computed Norm (vector length) Acceleration | | | | Details |
| ANOV | Anomaly on Ovalization of the Hole | | | | Details |
| ANSA | Volume of Anhydrite & Salt | | | | Details |
| ANTI | Antimony (SB) Tracer Count Rate Output | | | | Details |
| ANTU | Antimony (SB) Uncertainty Output | | | | Details |
| ANY | any object | | | | Details |
| ANY | any | | | | Details |
| ARIN | Array Induction Resistivity | | | | Details |
| Array-Sonic | Sonic Digital Tool | | | | Details |
| ASN | Amplified Short Normal | | | | Details |
| ATCN | Two Foot Conductivity | | | | Details |
| ATNC | APS Array Detectors Count Rate Acquisition None | | | | Details |
| ATND | APS Near Detector Acquisition Time | | | | Details |
| ATNT | APS Array Detectors Time Distribution | | | | Details |
| AVMN | Average of Minima | | | | Details |
| AWMN | Amplitude of Wave Minimum | | | | Details |
| AWMN_RF | Minimum of Unflagged Echo Amplitude | | | | Details |
| AWN1 | ACT Window 1, .150 - .5 MeV | | | | Details |
| AWN2 | ACT Window 2, .5 - 1.1 MeV | | | | Details |
| AWN3 | ACT Window 3, 1.1 - 1.6 MeV | | | | Details |
| AWN4 | ACT Window 4, 1.6 - 2 MeV | | | | Details |
| AWN5 | ACT Window 5, 2 - 3 MeV | | | | Details |
| AXAN | Acceleration on X Axis Angle | | | | Details |
| AZSN | HGNS Number of Acceleration Samples per | | | | Details |
| AZSNG | GPIT Number of Raw Acceleration Samples | | | | Details |
| BAMN | Amplitude Min | | | | Details |
| BDIN | Reconstructed bulk density | | | | Details |
| BIN | breakout bin | | | | Details |
| BIND | CEQL Bond Index | | | | Details |
| BMIN | Micro Inverse | | | | Details |
| BMNO | Micro Normal | | | | Details |
| BNC1 | PS_1 Nclo | | | | Details |
| BNC1_DL | MRPS 1 Difference Frequency in Clock | | | | Details |
| BNC2 | MRPS 2 Nclo | | | | Details |
| BNC2_DL | MRPS 2 Difference Frequency in Clock | | | | Details |
| BNC3 | MRPS 3 Nclo | | | | Details |
| BNC3_DL | MRPS 3 Difference Frequency in Clock | | | | Details |
| BND | bound | | | | Details |
| BNM1 | PS_1 Nmix | | | | Details |
| BNM1_DL | MRPS 1 Difference Frequency in Clock | | | | Details |
| BNM2 | MRPS 2 Nmix | | | | Details |
| BNM2_DL | MRPS 2 Difference Frequency in Clock | | | | Details |
| BNM3 | MRPS 3 Nmix | | | | Details |
| BNM3_DL | MRPS 3 Difference Frequency in Clock | | | | Details |
| BNS1 | PS_1 Nsen | | | | Details |
| BNS1_DL | MRPS 1 MRDP 1 Difference Frequency in | | | | Details |
| BNS2 | MRPS 2 Nsen | | | | Details |
| BNS2_DL | MRPS 2 Difference Frequency in Quartz | | | | Details |
| BNS3 | MRPS 3 Nsen | | | | Details |
| BNS3_DL | MRPS 3 Difference Frequency in Quartz | | | | Details |
| BOND | bond strength | | | | Details |
| BORSCAN_BATCH | Array of strings containing BorScan | | | | Details |
| BRMN | Borehole Radius Minimum Value | | | | Details |
| BSW_OIL_LINE | Basic sediment and water (decimal ratio) | | | | Details |
| BSW_SEP_DRAIN | Basic sediment and water (decimal ratio) | | | | Details |
| BURNER_TEMP | Burner temperature | | | | Details |
| CAN1 | Conductive Anomalies for Pad 1 | | | | Details |
| CAN2 | Conductive Anomalies for Pad 2 | | | | Details |
| CAN3 | Conductive Anomalies for Pad 3 | | | | Details |
| CAN4 | Conductive Anomalies for Pad 4 | | | | Details |
| CANP | Current Annulus Pressure | | | | Details |
| CASING_PRES | Casing pressure | | | | Details |
| CBDN | Bulk Density from Core | | | | Details |
| CBFN | Current Base Fluid N' | | | | Details |
| CCMN | Carbon/Oxygen, Corrected, Minimum | | | | Details |
| CDN | Compensated Density Neutron Tool | | | | Details |
| CGDN | Grain Density from Core | | | | Details |
| CHANNEL1 | Generic Unitless 1D Array | | | | Details |
| CHANNEL2 | Generic Unitless 1D Array | | | | Details |
| CHANNEL3 | Generic Unitless 1D Array | | | | Details |
| CHANNEL4 | Generic Unitless 1D Array | | | | Details |
| CHANNEL5 | Generic Unitless 1D Array | | | | Details |
| CHUN | Calibrated Pressure Hundreds Digit | | | | Details |
| CIRN | RST Capture to Inelastic Ratio Near | | | | Details |
| CIRN_FIL | RST Capture to Inelastic Ratio Near | | | | Details |
| CMIN | Raw CCL Minimum Amplitude | | | | Details |
| CMR_GAIN | CMR System Gain | | | | Details |
| CMR_GAIN_SL | CMR System Gain - Station Log | | | | Details |
| CMSN | CMR Signal To Noise Ratio | | | | Details |
| CMSN_SL | CMR Signal To Noise Ratio - Station Log | | | | Details |
| CN | Compensated Neutron Log | | | | Details |
| CNA | Capture Sodium | | | | Details |
| CNDTN | condition | | | | Details |
| CNEC | Corrected Near Epithermal Counts | | | | Details |
| CNF1 | Correlation Normalize Factor D1 | | | | Details |
| CNF2 | Correlation Normalize Factor D2 | | | | Details |
| CNF3 | Correlation Normalize Factor D3 | | | | Details |
| CNF4 | Correlation Normalize Factor D4 | | | | Details |
| CNF5 | Correlation Normalize Factor D5 | | | | Details |
| CNF6 | Correlation Normalize Factor D6 | | | | Details |
| CNF7 | Correlation Normalize Factor D7 | | | | Details |
| CNF8 | Correlation Normalize Factor D8 | | | | Details |
| CNFS | Square Root of Surface Waveform | | | | Details |
| CNIS | Corrected net near detector inelastic | | | | Details |
| CNK1 | Correlation Normalization Factor K Axis | | | | Details |
| CNK2 | Correlation Normalization Factor K Axis | | | | Details |
| CNK3 | Correlation Normalization Factor K Axis | | | | Details |
| CNK4 | Correlation Normalization Factor K Axis | | | | Details |
| CNK5 | Correlation Normalization Factor K Axis | | | | Details |
| CNPH | Corrected Neutron Porosity | | | | Details |
| CNT | Compensated Neutron Tool | | | | Details |
| CNTC | Corrected Near Thermal Count Rate | | | | Details |
| CNUM | Core Number | | | | Details |
| CNX1 | Correlation Normalization Factor X Axis | | | | Details |
| CNX2 | Correlation Normalization Factor X Axis | | | | Details |
| CNX3 | Correlation Normalization Factor X Axis | | | | Details |
| CNX4 | Correlation Normalization Factor X Axis | | | | Details |
| CNX5 | Correlation Normalization Factor X Axis | | | | Details |
| CNY1 | Correlation Normalization Factor Y Axis | | | | Details |
| CNY2 | Correlation Normalization Factor Y Axis | | | | Details |
| CNY3 | Correlation Normalization Factor Y Axis | | | | Details |
| CNY4 | Correlation Normalization Factor Y Axis | | | | Details |
| CNY5 | Correlation Normalization Factor Y Axis | | | | Details |
| CNZ1 | Correlation Normalization Factor Z Axis | | | | Details |
| CNZ2 | Correlation Normalization Factor Z Axis | | | | Details |
| CNZ3 | Correlation Normalization Factor Z Axis | | | | Details |
| CNZ4 | Correlation Normalization Factor Z Axis | | | | Details |
| CNZ5 | Correlation Normalization Factor Z Axis | | | | Details |
| COH(SLO,TIMEINT) | slowness time coherence | | | | Details |
| COMP_BUCKLING | The computed critical buckling load that | | | | Details |
| COMP_TENSION | The computed tension in the drill string | | | | Details |
| CON | Conductivitty | | | | Details |
| COND | Fluid Conductivity | | | | Details |
| CONE | Calibrated Pressure Ones Digit | | | | Details |
| CONG | Conglomerate Facies | | | | Details |
| CONST | Constant | | | | Details |
| CPND | Correction to Dolomite Neutron Porosity | | | | Details |
| CPNL | Correction to Limestone Neutron Porosity | | | | Details |
| CPNS | Correction to Sandstone Neutron Porosity | | | | Details |
| CPON | Pressure 1s digit (calibrated) | | | | Details |
| CRN | correction | | | | Details |
| CRNI | RST Near Instantaneous Count Rate | | | | Details |
| CRRN | RAW AMPLITUDE | | | | Details |
| CSMN | Compressive Strength Minimum | | | | Details |
| CSN | Conductivity Short-Normal | | | | Details |
| CSNC | Borehole-corrected Short Normal | | | | Details |
| CSNG | Compensated Spectral Natural Gamma Tool | | | | Details |
| CTEN | Calibrated Pressure Tens Digit | | | | Details |
| CTN | Compensated Thermal Neutron | | | | Details |
| CUM_SAND_PROD | Cumulative production of unconsolidated | | | | Details |
| D1LN | HNGS Detector 1 Low Level Discriminator | | | | Details |
| D1PN | HNGS Detector 1 Pulse Shape Compensation | | | | Details |
| D2LN | HNGS Detector 2 Low Level Discriminator | | | | Details |
| D2PN | HNGS Detector 2 Pulse Shape Compensation | | | | Details |
| DASN | Depth-Averaged Signal to Noise Ratio | | | | Details |
| DATN | Discriminated BHC Attenuation | | | | Details |
| DCNR | Contact Resistance D | | | | Details |
| DCNT | Diagnostic Word for Compensated Neutron | | | | Details |
| DDEN | data density | | | | Details |
| DEFN | DPT Epsilon Near after Bed Boundary | | | | Details |
| DEN | Density | | | | Details |
| DEN | Bulk_Density | | | | Details |
| DEN | Density of Correlated Events (Synthetic | | | | Details |
| DENB | DPT Epsilon Near after Bed Boundary | | | | Details |
| DENE | DPT Epsilon Near | | | | Details |
| DENS | Densities Channel | | | | Details |
| DIAN | Angle between hole direction and target | | | | Details |
| DIMN | Minimum Hole Diameter | | | | Details |
| DISTN | Distribution | | | | Details |
| DNA | DPT Near Attenuation | | | | Details |
| DNC1 | DP_1 Nclo | | | | Details |
| DNC1_DL | MRDP 1 Difference Frequency in Clock | | | | Details |
| DNC2 | MRDP 2 Nclo | | | | Details |
| DNC2_DL | MRDP 2 Difference Frequency in Clock | | | | Details |
| DNC3 | MRDP 3 Nclo | | | | Details |
| DNC3_DL | MRDP 3 Difference Frequency in Clock | | | | Details |
| DNLN | Differential Non Linearity Number of | | | | Details |
| DNLV | Downhole Noise Level on VDL Subcycle | | | | Details |
| DNM1 | DP_1 Nmix | | | | Details |
| DNM1_DL | MRDP 1 Difference Frequency in Clock | | | | Details |
| DNM2 | MRDP 2 Nmix | | | | Details |
| DNM2_DL | MRDP 2 Difference Frequency in Clock | | | | Details |
| DNM3 | MRDP 3 Nmix | | | | Details |
| DNM3_DL | MRDP 3 Difference Frequency in Clock | | | | Details |
| DNNC | Log of the Distance to the Nearest | | | | Details |
| DNRA | Deep Button Resistivity Apparent | | | | Details |
| DNRT | Deep Button Resistivity True | | | | Details |
| DNS1 | DP_1 Nsen | | | | Details |
| DNS1_DL | MRDP 1 Difference Frequency in Quartz | | | | Details |
| DNS2 | MRDP 2 Nsen | | | | Details |
| DNS2_DL | MRDP 2 Difference Frequency in Quartz | | | | Details |
| DNS3 | MRDP 3 Nsen | | | | Details |
| DNS3_DL | MRDP 3 Difference Frequency in Quartz | | | | Details |
| DPRN | Delta Pressure for Non-invading Fluids | | | | Details |
| DRNB | DPT Resistivity Near after Bed Boundary | | | | Details |
| DRNE | DPT Resistivity Near | | | | Details |
| DSN | Dual Spaced Neutron Tool | | | | Details |
| DSNG | Uncalibrated Downhole SNCG Counts | | | | Details |
| DTEN | Differential Tension | | | | Details |
| DTIN | Delta-T Input | | | | Details |
| DTLN | Delta-T Long Spacing Near | | | | Details |
| DTN | Measure of DT Minus Sqrt(Sigma**2+Tau**2) | | | | Details |
| DTNP | DT in Normal Pressure Shales | | | | Details |
| DTSN | Measure of DT Shear Minus | | | | Details |
| E1LN | AGS Detector 1 Low Level Discriminator | | | | Details |
| E1PN | AGS Detector 1 Pulse Shape Compensation | | | | Details |
| E1TN | Minimum of First Echo Transit Time | | | | Details |
| E2LN | AGS Detector 2 Low Level Discriminator | | | | Details |
| E2PN | AGS Detector 2 Pulse Shape Compensation | | | | Details |
| EANG | Ellipse Angle | | | | Details |
| EASN | EMS Acceleration Number of Samples | | | | Details |
| EATN | Measure of EATT Minus | | | | Details |
| EAVG_HRN | Eddy Current Average HiRes Nor | | | | Details |
| EAVG_NO | Eddy Current Average Nor | | | | Details |
| ECEN | Eddy Current, Enhanced | | | | Details |
| EDLN | ECS Low Level Discriminator Negative Count Count | | | | Details |
| EDN | Dimensionless normalized efficiency | | | | Details |
| EDPN | ECS Pulse Shape Compensation Negative | | | | Details |
| EFNF | EMS Frame Number Float | | | | Details |
| EFNO | EMS Frame Number | | | | Details |
| EL1_HRN | Eddy Current Lower Pad-1 HiRes Nor | | | | Details |
| EL1_NO | Eddy Current Lower Pad-1 Nor | | | | Details |
| EL2_HRN | Eddy Current Lower Pad-2 HiRes Nor | | | | Details |
| EL2_NO | Eddy Current Lower Pad-2 Nor | | | | Details |
| EL3_HRN | Eddy Current Lower Pad-3 HiRes Nor | | | | Details |
| EL3_NO | Eddy Current Lower Pad-3 Nor | | | | Details |
| EL4_HRN | Eddy Current Lower Pad-4 HiRes Nor | | | | Details |
| EL4_NO | Eddy Current Lower Pad-4 Nor | | | | Details |
| EL5_HRN | Eddy Current Lower Pad-5 HiRes Nor | | | | Details |
| EL5_NO | Eddy Current Lower Pad-5 Nor | | | | Details |
| EL6_HRN | Eddy Current Lower Pad-6 HiRes Nor | | | | Details |
| EL6_NO | Eddy Current Lower Pad-6 Nor | | | | Details |
| EMAX_HRN | Eddy Current Maximum HiRes Nor | | | | Details |
| EMAX_NO | Eddy Current Maximum Nor | | | | Details |
| EMIN | Eddy Current Minimum | | | | Details |
| EMIN_HR | Eddy Current Minimum HiRes | | | | Details |
| EMIN_HRN | Eddy Current Minimum HiRes Nor | | | | Details |
| EMIN_NO | Eddy Current Minimum Nor | | | | Details |
| ENAR | APS Deadtime Corrected Near/Array Count | | | | Details |
| ENCD | Epithermal Near Counts After Dolomite | | | | Details |
| ENCL | Epithermal Near Counts After Limestone | | | | Details |
| ENCR | Normalized Casing Resistance E | | | | Details |
| ENCS | Epithermal Near Counts After Sandstone | | | | Details |
| ENER | Energy | | | | Details |
| ENFR | APS Deadtime Corrected Near/Far Count Rate Ratio | | | | Details |
| ENPH | Epithermal Neutron Porosity | | | | Details |
| ENPI | APS Near/Array Limestone Porosity | | | | Details |
| ENPI_SIG | Uncertainty of the ENPI Channel | | | | Details |
| ENPT | Theoretical Epithermal Neutron Porosity | | | | Details |
| ENPU | APS Near/Array Limestone Porosity | | | | Details |
| ENPU_SIG | Uncertainty of the ENPU Channel | | | | Details |
| ENR0 | Peak Energy, Receiver Array - SDT Stoneley Energy | | | | Details |
| ENR1 | Label Peak Energy, Receiver Array - Lower | | | | Details |
| ENR2 | Label Peak Energy, Receiver Array - Upper | | | | Details |
| ENR3 | Label Peak Energy, Receiver Array - | | | | Details |
| ENRA | Calibrated Epithermal Neutron Ratio | | | | Details |
| ENREX | LABEL Peak Energy, Receiver Array - Expert Energy | | | | Details |
| ENRP | Label Peak Energy, Receiver Array, | | | | Details |
| ENRS | Label Peak Energy, Receiver Array, Shear - Energy | | | | Details |
| ENT0 | Peak Energy, Transmitter Array - SDT | | | | Details |
| ENT1 | Label Peak Energy, Transmitter Array - | | | | Details |
| ENT2 | Label Peak Energy, Transmitter Array - | | | | Details |
| ENT3 | Label Peak Energy, Transmitter Array - | | | | Details |
| ENTEX | LABEL Peak Energy, Transmitter Array - | | | | Details |
| ENTP | Label Peak Energy, Transmitter Array, | | | | Details |
| ENTS | Label Peak Energy, Transmitter Array, | | | | Details |
| ENV | Envelope | | | | Details |
| ENV2 | Envelope, 2nd Cycle | | | | Details |
| ENV3 | Envelope, 3rd Cycle | | | | Details |
| ENVO | Normalized Potential Difference E | | | | Details |
| ERMN | External Radii Minimum | | | | Details |
| ERMN_RF | Minimum of Unflagged External Radii | | | | Details |
| ERNO | Nominal Casing External Radius | | | | Details |
| ERNP | Epithermal Remote Neutron Porosity | | | | Details |
| EU1_HRN | Eddy Current Upper Pad-1 HiRes Nor | | | | Details |
| EU1_NO | Eddy Current Upper Pad-1 Nor | | | | Details |
| EU2_HRN | Eddy Current Upper Pad-2 HiRes Nor | | | | Details |
| EU2_NO | Eddy Current Upper Pad-2 Nor | | | | Details |
| EU3_HRN | Eddy Current Upper Pad-3 HiRes Nor | | | | Details |
| EU3_NO | Eddy Current Upper Pad-3 Nor | | | | Details |
| EU4_HRN | Eddy Current Upper Pad-4 HiRes Nor | | | | Details |
| EU4_NO | Eddy Current Upper Pad-4 Nor | | | | Details |
| EU5_HRN | Eddy Current Upper Pad-5 HiRes Nor | | | | Details |
| EU5_NO | Eddy Current Upper Pad-5 Nor | | | | Details |
| EU6_HRN | Eddy Current Upper Pad-6 HiRes Nor | | | | Details |
| EU6_NO | Eddy Current Upper Pad-6 Nor | | | | Details |
| EVENTD | Event Flag for Downgoing Reflector | | | | Details |
| EVENTU | Event Flag for Upgoing Reflector | | | | Details |
| EVNT | Event Location | | | | Details |
| EWNF | ECS Weight Spectrum Normalization Factor | | | | Details |
| F2AN | RST Far IC Capture Sodium Activation | | | | Details |
| F2AN_SIG | RST Far IC Capture Sodium Activation | | | | Details |
| F2DN | RST Far IC Capture Density Relative Yield | | | | Details |
| FANG | Angle relating the increase in shear | | | | Details |
| FAVG_HRN | Flux Leakage Average HiRes Nor | | | | Details |
| FAVG_NO | Flux Leakage Average Nor | | | | Details |
| FCAN | Frequency of Conductive Anomalies | | | | Details |
| FCEXPN | Failure Criteria Exponent | | | | Details |
| FCGAIN | Failure Criteria Gain | | | | Details |
| FCNB | Cumulative number of fractures in the | | | | Details |
| FCNL | Far Detector Count Rate | | | | Details |
| FCSN | Flow Control Sample Number | | | | Details |
| FCVN | FBCC -12V supply | | | | Details |
| FECN | Calibrated Far Epithermal Count Rate | | | | Details |
| FEN1 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN2 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN3 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN4 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN5 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN6 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN7 | First Echo Normalized Value For Transducer None | | | | Details |
| FEN8 | First Echo Normalized Value For Transducer None | | | | Details |
| FGN1 | Frac Press Grad for Non-invaded Formations UNKNOWN | | | | Details |
| FGN2 | Frac Press Grad for Non-invaded Formations UNKNOWN | | | | Details |
| FINC | Magnetic Field Inclination | | | | Details |
| FL1_HRN | Flux Leakage Lower Pad-1 HiRes Nor | | | | Details |
| FL1_NO | Flux Leakage Lower Pad-1 Nor | | | | Details |
| FL2_HRN | Flux Leakage Lower Pad-2 HiRes Nor | | | | Details |
| FL2_NO | Flux Leakage Lower Pad-2 Nor | | | | Details |
| FL3_HRN | Flux Leakage Lower Pad-3 HiRes Nor | | | | Details |
| FL3_NO | Flux Leakage Lower Pad-3 Nor | | | | Details |
| FL4_HRN | Flux Leakage Lower Pad-4 HiRes Nor | | | | Details |
| FL4_NO | Flux Leakage Lower Pad-4 Nor | | | | Details |
| FL5_HRN | Flux Leakage Lower Pad-5 HiRes Nor | | | | Details |
| FL5_NO | Flux Leakage Lower Pad-5 Nor | | | | Details |
| FL6_HRN | Flux Leakage Lower Pad-6 HiRes Nor | | | | Details |
| FL6_NO | Flux Leakage Lower Pad-6 Nor | | | | Details |
| FLEN | Flux Leakage, Enhanced | | | | Details |
| FLOWLINE_CORR | Flowline Pressure Correction used for | | | | Details |
| FMAX_HRN | Flux leakage Maximum HiRes Nor | | | | Details |
| FMAX_NO | Flux Leakage Maximum Nor | | | | Details |
| FMIN | Special Mineral Flag | | | | Details |
| FMIN_HR | Flux Leakage Minimum HiRes | | | | Details |
| FMIN_HRN | Flux Leakage Minimum HiRes Nor | | | | Details |
| FMIN_NO | Flux Leakage Minimum Nor | | | | Details |
| FNCR | Normalized Casing Resistance F | | | | Details |
| FNOR | Magnetic Field Computed Norm (vector | | | | Details |
| FNVO | Normalized Potential Difference F | | | | Details |
| FOAN | Frequency of Opposite Conductive Anomalies None | | | | Details |
| FPAN | Fracture Plausibility of Criterion based | | | | Details |
| FPGN | Fracture Pressure Gradient for Non | | | | Details |
| FPN1 | Fracture Pressure for Non-invaded | | | | Details |
| FPN2 | Fracture Pressure for Non-invaded | | | | Details |
| FPNG | Fracture Plausibility given by NGT | | | | Details |
| FSAN | Frequency of Side-By-Side Conductive | | | | Details |
| FSEN | Channel 0 N sensor | | | | Details |
| FSIN | Reconstructed formation strength | | | | Details |
| FSN1 | FC_1 Step Number | | | | Details |
| FSN1_DL | MRFC 1 Step Number | | | | Details |
| FSN2 | MRFC 2 Step Number | | | | Details |
| FSN2_DL | MRFC 2 Step Number | | | | Details |
| FSN3 | MRFC 3 Step Number | | | | Details |
| FSN3_DL | MRFC 3 Step Number | | | | Details |
| FSVN | FBSC negative supply | | | | Details |
| FTCN | Far Thermal Count Rate | | | | Details |
| FTHN | Minimum First Echo Fall Time (Fluid | | | | Details |
| FU1_HRN | Flux Leakage Upper Pad-1 HiRes Nor | | | | Details |
| FU1_NO | Flux Leakage Upper Pad-1 Nor | | | | Details |
| FU2_HRN | Flux Leakage Upper Pad-2 HiRes Nor | | | | Details |
| FU2_NO | Flux Leakage Upper Pad-2 Nor | | | | Details |
| FU3_HRN | Flux Leakage Upper Pad-3 HiRes Nor | | | | Details |
| FU3_NO | Flux Leakage Upper Pad-3 Nor | | | | Details |
| FU4_HRN | Flux Leakage Upper Pad-4 HiRes Nor | | | | Details |
| FU4_NO | Flux Leakage Upper Pad-4 Nor | | | | Details |
| FU5_HRN | Flux Leakage Upper Pad-5 HiRes Nor | | | | Details |
| FU5_NO | Flux Leakage Upper Pad-5 Nor | | | | Details |
| FU6_HRN | Flux Leakage Upper Pad-6 HiRes Nor | | | | Details |
| FU6_NO | Flux Leakage Upper Pad-6 Nor | | | | Details |
| GAIN | Gain | | | | Details |
| GAIN | Casing to Air Caliper Current Ratio | | | | Details |
| GBND | Gamma Borehole - Near Detector | | | | Details |
| GBND_SL | Gamma Borehole - Near Detector | | | | Details |
| GDMN | Group Delay Minimum | | | | Details |
| GFND | Gamma Formation - Near Detector | | | | Details |
| GFND_SL | Gamma Formation - Near Detector | | | | Details |
| GMN1 | Near GM Bank 1 Count Rate | | | | Details |
| GMN2 | Near GM Bank 2 Count Rate | | | | Details |
| GNCR | Normalized Casing Resistance G | | | | Details |
| GND | Ground | | | | Details |
| GND_DL | Ground | | | | Details |
| GNT | Gamma Neutron Tool | | | | Details |
| GNT | GNT Neutron API Counts | | | | Details |
| GNVO | Normalized Potential Difference G | | | | Details |
| GNVR | GPIT Negative Voltage Raw | | | | Details |
| GR_MINU | Gamma_Ray_Minus_Uranium | | | | Details |
| GRDN | Calibrated Gamma Ray down quadrant | | | | Details |
| GRIN | Reconstructed gamma ray | | | | Details |
| GRN | grain | | | | Details |
| GRN | Measure of GR Minus Sqrt(Sigma**2+Tau**2) | | | | Details |
| GSAN | Gas-bearing Sandstone | | | | Details |
| GSMN | Gas Minimum Estimate | | | | Details |
| HABND | HiRes Amplitude of Borehole Signal - Near | | | | Details |
| HAFND | HiRes Amplitude of Formation Signal - Near Count_Rate | | | | Details |
| HANG | Hmx Projection Horizontal Angle | | | | Details |
| HARDNESS | Hardness | | | | Details |
| HCEN | Hydrogen Centroid for GST-A/IGT Spectrum | | | | Details |
| HCNT | High Resolution Near Thermal Count Rate | | | | Details |
| HEN1 | Near Helium Bank 1 Count Rate | | | | Details |
| HEN2 | Near Helium Bank 2 Count Rate | | | | Details |
| HEN3 | Near Helium Bank 3 Count Rate | | | | Details |
| HEN4 | Near Helium Bank 4 Count Rate | | | | Details |
| HFEN | APS High Resolution Far Detector Neutron | | | | Details |
| HGBND | HiRes Gamma Borehole - Near Detector | | | | Details |
| HGFND | HiRes Gamma Formation - Near Detector | | | | Details |
| HGMN | Minimum Applied Gain (Fluid Properties | | | | Details |
| HGNS | HILT Gamma-Ray Neutron Sonde | | | | Details |
| HIFN | Noise in High Frequency Spectrum | | | | Details |
| HINFD | HiRes Inelastic Counts Far (Gate 8) | | | | Details |
| HINND | HiRes Inelastic Counts Near (Gate 8) | | | | Details |
| HLEN | Hole Length | | | | Details |
| HNAR | APS High Resolution Deadtime Corrected | | | | Details |
| HNDP | LDS High Resolution Enhanced Resolution | | | | Details |
| HNEC | APS High Resolution Near Detector Count | | | | Details |
| HNEN | APS High Resolution Near Detector Neutron | | | | Details |
| HNEO | APS High Resolution Near Detector Neutron | | | | Details |
| HNFR | APS High Resolution Deadtime Corrected | | | | Details |
| HNGS | Hostile Natural Gamma Ray Sonde | | | | Details |
| HNGT | Hostile Natural Gamma Ray Spectrometry Tool | | | | Details |
| HNPH | High-resolution Classic Neutron Porosity | | | | Details |
| HNPI | APS High Resolution Near/Array Limestone | | | | Details |
| HNPO | High Resolution Enhanced Thermal Neutron | | | | Details |
| HNPU | APS High Resolution Near/Array Limestone | | | | Details |
| HNRH | High Resolution Enhanced Bulk Density | | | | Details |
| HNTDT | HiRes Near Thermal Decay Counts | | | | Details |
| HPHN | High Resolution Porosity from Enhanced | | | | Details |
| HRN1 | HiRes Near Count Rate From Gate 01 | | | | Details |
| HRN10 | HiRes Near Count Rate From Gate 10 | | | | Details |
| HRN11 | HiRes Near Count Rate From Gate 11 | | | | Details |
| HRN12 | HiRes Near Count Rate From Gate 12 | | | | Details |
| HRN13 | HiRes Near Count Rate From Gate 13 | | | | Details |
| HRN14 | HiRes Near Count Rate From Gate 14 | | | | Details |
| HRN15 | HiRes Near Count Rate From Gate 15 | | | | Details |
| HRN16 | HiRes Near Count Rate From Gate 16 | | | | Details |
| HRN2 | HiRes Near Count Rate From Gate 02 | | | | Details |
| HRN3 | HiRes Near Count Rate From Gate 03 | | | | Details |
| HRN4 | HiRes Near Count Rate From Gate 04 | | | | Details |
| HRN5 | HiRes Near Count Rate From Gate 05 | | | | Details |
| HRN6 | HiRes Near Count Rate From Gate 06 | | | | Details |
| HRN7 | HiRes Near Count Rate From Gate 07 | | | | Details |
| HRN8 | HiRes Near Count Rate From Gate 08 | | | | Details |
| HRN9 | HiRes Near Count Rate From Gate 09 | | | | Details |
| HSBHN | HiRes Sigma Borehole - Near Detector | | | | Details |
| HSFND | HiRes Sigma Formation - Near Detector | | | | Details |
| HSHN | Hydrostatic Head at Shear Failure for | | | | Details |
| HTCAN | HiRes Total Counts Analyzed Near | | | | Details |
| HTCND | HiRes Total Counts Near Detector | | | | Details |
| HTEN | Head Tension | | | | Details |
| HTHN | Minimum Thickness of Plate (Fluid | | | | Details |
| HTMN | Minimum of Echo Transit Time (Fluid | | | | Details |
| HTNC | APS High Resolution Array Detectors Count | | | | Details |
| HTND | APS High Resolution Near Detector | | | | Details |
| HTNP | High Resolution Thermal Neutron Porosity | | | | Details |
| HTNR | High-resolution Thermal Neutron Ratio | | | | Details |
| HTNT | APS High Resolution Array Detectors Time | | | | Details |
| HTSCN | HiRes Total Selected Counts Near Detector | | | | Details |
| HV_UNREG | High Voltage Unregulated | | | | Details |
| HV_UNREG_SL | High Voltage Unregulated - Station Log | | | | Details |
| IANS | Interpretation answer | | | | Details |
| IENP | Invasion factor for APLC (formerly ENPA) | | | | Details |
| IGUN | Gun Current | | | | Details |
| ILDN | Measure of ILD Minus Sqrt(Sigma**2+Tau**2) Deep_Induction_Resistivity | | | | Details |
| ILMN | Measure of ILM Minus Sqrt(Sigma**2+Tau**2) Medium_Induction_Resistivity | | | | Details |
| IMLN | Minimum of Internal Metal Loss | | | | Details |
| IN3M | Inconsistency of the 3 Mineral Model | | | | Details |
| INCL | Hole inclination | | | | Details |
| INCO | RIG or RTG Total Incoherence | | | | Details |
| IND | induction | | | | Details |
| INDB | Induction Bias Test | | | | Details |
| INDE | Inside Diameter Edge | | | | Details |
| INDEX-0 | Index Array used during some Geoshare | | | | Details |
| INDU | Indurated Shales Facies | | | | Details |
| INDVAR | Independent Variable | | | | Details |
| INDX | index | | | | Details |
| INFD | Inelastic Counts Far (gate 9) | | | | Details |
| INFD_SL | Inelastic Counts Far (Gate 8) | | | | Details |
| INI0 | FA Reference Fluid O.D. at Ch0 | | | | Details |
| INI1 | FA Reference Fluid O.D. at Ch1 | | | | Details |
| INI2 | FA Reference Fluid O.D. at Ch2 | | | | Details |
| INI3 | FA Reference Fluid O.D. at Ch3 | | | | Details |
| INI4 | FA Reference Fluid O.D. at Ch4 | | | | Details |
| INI5 | FA Reference Fluid O.D. at Ch5 | | | | Details |
| INI6 | FA Reference Fluid O.D. at Ch6 | | | | Details |
| INI7 | FA Reference Fluid O.D. at Ch7 | | | | Details |
| INI8 | FA Reference Fluid O.D. at Ch8 | | | | Details |
| INLN | Inconsistency between LDT and NGT Model | | | | Details |
| INND | Inelastic Counts Near (gate 8) | | | | Details |
| INND_SL | Inelastic Counts Near (Gate 8) | | | | Details |
| INRA | Apparent mud resistivity, measured by | | | | Details |
| INRT | True formation resistivity, measured by | | | | Details |
| INST | Tool Message Status | | | | Details |
| INSZ | GRA Status | | | | Details |
| INT1 | Value of Inter-Spectrum at Frequency 1 | | | | Details |
| INT2 | Value of Inter-Spectrum at Frequency 2 | | | | Details |
| INT3 | Value of Inter-Spectrum at Frequency 3 | | | | Details |
| INT4 | Value of Inter-Spectrum at Frequency 4 | | | | Details |
| INTEG | integrated (over primary index) | | | | Details |
| INTERP | Petrophysical Well Log Interpretation | | | | Details |
| INTT | Interval Transit Time | | | | Details |
| INTV | Average Interval Velocity | | | | Details |
| INV | inverse | | | | Details |
| INV | invasion | | | | Details |
| INV_AMP_MC_25 | Inverse Master Calibration Amplitude | | | | Details |
| INVL | Measured Depth interval between this and | | | | Details |
| INWF | Interpolated Waveform | | | | Details |
| INWF_SL | Interpolated Waveform - Station Log | | | | Details |
| IRDN | Induction Real Deep Plus in-phase | | | | Details |
| IRMN | Internal Radius Minimum Value | | | | Details |
| IRMN_RF | Minimum of Unflagged Internal Radii | | | | Details |
| IRON | Iron Index | | | | Details |
| ISONIC | LWD Sonic Tool | | | | Details |
| ITEINC | The estimated error of DTSTE computation | | | | Details |
| ITEINCM | The estimated error of DTMUD computation | | | | Details |
| ITNO | Item Number | | | | Details |
| IXDN | Induction Quadrature Deep plus in-phase | | | | Details |
| IXMN | Induction Quadrature Medium plus in-phase | | | | Details |
| JNCR | Normalized Casing Resistance J | | | | Details |
| JNV | Normalized Potential Difference J | | | | Details |
| JNVO | Normalized Potential Difference J | | | | Details |
| JOINED_GEOPH | Joined Geophysical Well Logs | | | | Details |
| JOINED_PETRO | Joined Petrophysical Well Logs | | | | Details |
| KINT | Intrinsic Permeability | | | | Details |
| KN1 | Near Gate 1 of TDTK | | | | Details |
| KN1T | TDTM->TDTK Near Gate 1 Countrate | | | | Details |
| KN2 | Near Gate 2 of TDTK | | | | Details |
| KN2T | TDTM->TDTK Near Gate 2 Countrate | | | | Details |
| KN3 | Near Gate 3 of TDTK | | | | Details |
| KN3T | TDTM->TDTK Near Gate 3 Countrate | | | | Details |
| KNCR | Normalized Casing Resistance K | | | | Details |
| KNEE | Knee | | | | Details |
| KNML | NML Permeability | | | | Details |
| KNQ | TDTM->TDTK Near Quality Factor | | | | Details |
| KNV | Normalized Potential Difference K | | | | Details |
| KNVO | Normalized Potential Difference K | | | | Details |
| KUN1 | Uncorrected Near Gate 1 of TDTK | | | | Details |
| LEDN | Lower cutoff on EDN | | | | Details |
| LINV | Length Of Invasion | | | | Details |
| LITHOSET_NAME | Set name: top level container of the | | | | Details |
| LL7N | Measure of LL7 Minus Sqrt(Sigma**2+Tau**2) Deep_Lateral_Resistivity | | | | Details |
| LL8N | Measure of LL8 Minus Sqrt(Sigma**2+Tau**2) Medium_Lateral_Resistivity | | | | Details |
| LLDN | Measure of LLD Minus Sqrt(Sigma**2+Tau**2) Deep_Lateral_Resistivity | | | | Details |
| LMN0 | Min Level Signal | | | | Details |
| LMN0_DL | Min Level Signal | | | | Details |
| LMN1 | Min Level Signal | | | | Details |
| LMN1_DL | Min Level Signal | | | | Details |
| LMN2 | Min Level Signal | | | | Details |
| LMN2_DL | Min Level Signal | | | | Details |
| LMN3 | Min Level Signal | | | | Details |
| LMN3_DL | Min Level Signal | | | | Details |
| LMN4 | Min Level Signal | | | | Details |
| LMN4_DL | Min Level Signal | | | | Details |
| LMN5 | Min Level Signal | | | | Details |
| LMN5_DL | Min Level Signal | | | | Details |
| LN | Long Normal (64 inch spacing) | | | | Details |
| LNCR | Normalized Casing Resistance L | | | | Details |
| LNERRD | Linear Least Square Fit Error - Downgoing | | | | Details |
| LNERRU | Linear Least Square Fit Error - Upgoing | | | | Details |
| LNFG | Output Line to Film Indicator | | | | Details |
| LNINTD | Linear least square fit intercept of the | | | | Details |
| LNINTU | Linear least square fit intercept of the | | | | Details |
| LNSLPD | Linear least square fit slope of the peak | | | | Details |
| LNSLPU | Linear least square fit slope of the peak | | | | Details |
| LNUM | Lithofacies Number | | | | Details |
| LNV | Normalized Potential Difference L | | | | Details |
| LNVO | Normalized Potential Difference L | | | | Details |
| LOFN | Noise in Low Frequency Spectrum | | | | Details |
| LSLN | LDS Long-Spaced Low Level Discriminator | | | | Details |
| LSN | Short Normal Resistivity(Logarithm) | | | | Details |
| LSPN | LDS Long-Spaced Pulse Shape Compensation | | | | Details |
| MDEN | Selected Clean Grain Density | | | | Details |
| MG1N | Multi-Gain Waveform 1 Normalization Factor Coefficient | | | | Details |
| MG2N | Multi-Gain Waveform 2 Normalization Factor Coefficient | | | | Details |
| MG3N | Multi-Gain Waveform 3 Normalization Factor Coefficient | | | | Details |
| MG4N | Multi-Gain Waveform 4 Normalization Factor Coefficient | | | | Details |
| MG5N | Multi-Gain Waveform 5 Normalization Factor Coefficient | | | | Details |
| MG6N | Multi-Gain Waveform 6 Normalization Factor Coefficient | | | | Details |
| MG7N | Multi-Gain Waveform 7 Normalization Factor Coefficient | | | | Details |
| MG8N | Multi-Gain Waveform 8 Normalization Factor Coefficient | | | | Details |
| MINA | Minimum of the Averaged Output | | | | Details |
| MINC | Minimum Caliper Radius | | | | Details |
| MINS | APS Minitron Status Word | | | | Details |
| MINT | Transit Time Min | | | | Details |
| MINU | GR minus Uranium | | | | Details |
| MINUS_15V | -15 V supply | | | | Details |
| MINUS_15V_SL | -15 V supply - Station Log | | | | Details |
| MINV | Micro Inverse Resistivity | | | | Details |
| MLLN | Measure of MLL Minus Sqrt(Sigma**2+Tau**2) Micro_Lateral_Resistivity | | | | Details |
| MLMN | Micro Normal Resistivity | | | | Details |
| MNCR | Normalized Casing Resistance M | | | | Details |
| MNCS | Minimum Compressive Strength | | | | Details |
| MNEU | Miscellaneous Neutron | | | | Details |
| MNLS | RST Minitron Regulation Loop Status | | | | Details |
| MNLV | Module Noise Level on VDL Subcycle | | | | Details |
| MNOR | Micro Normal Resistivity | | | | Details |
| MNP | Modular Neutron Porosity | | | | Details |
| MNR | Free_Fluid_Index | | | | Details |
| MNRD | Minimum of Radii | | | | Details |
| MNU | Marker Number | | | | Details |
| MNUM | Mode Number | | | | Details |
| MNV | Normalized Potential Difference M | | | | Details |
| MNVO | Normalized Potential Difference M | | | | Details |
| MON | Monitor | | | | Details |
| MONT | Montmorillonite | | | | Details |
| MPNS | MEST Power Cartridge Negative Supply | | | | Details |
| MSFN | Measure of MSF Minus Sqrt(Sigma**2+Tau**2) Micro_Spherically_Focused_Resi Resistivity | | | | Details |
| MSIN | Motor Supply Indicator | | | | Details |
| MSSN | Multi-Sample Sample Number | | | | Details |
| MUON | Multiple Reflection Coefficient (Multiples Reflection_Coefficient | | | | Details |
| N1 | Near Gate 1 Count Rate | | | | Details |
| N10 | Near Gate 10 (Acceleration) Count Rate | | | | Details |
| N11 | Near Gate 11 Count Rate | | | | Details |
| N12 | Near Gate 12 Count Rate | | | | Details |
| N13 | Near Gate 13 Count Rate | | | | Details |
| N14 | Near Gate 14 Count Rate | | | | Details |
| N15 | Near Gate 15 Count Rate | | | | Details |
| N16 | Near Gate 16 Count Rate | | | | Details |
| N1AT | Near detector inelastic - inelastic | | | | Details |
| N1B1 | Near detector inelastic - inelastic | | | | Details |
| N1B2 | Near detector inelastic - inelastic | | | | Details |
| N1B3 | Near detector inelastic - inelastic | | | | Details |
| N1C | RST Near Inelastic Carbon Relative Yield | | | | Details |
| N1C_SIG | RST Near Inelastic Carbon Relative Yield | | | | Details |
| N1CA | RST Near Inelastic Calcium Relative Yield | | | | Details |
| N1CA_SIG | RST Near Inelastic Calcium Relative Yield | | | | Details |
| N1FE | RST Near Inelastic Iron Relative Yield | | | | Details |
| N1FE_SIG | RST Near Inelastic Iron Relative Yield | | | | Details |
| N1MG | RST Near Inelastic Magnesium Relative | | | | Details |
| N1MG_SIG | RST Near Inelastic Magnesium Relative | | | | Details |
| N1O | RST Near Inelastic Oxygen Relative Yield | | | | Details |
| N1O_SIG | RST Near Inelastic Oxygen Relative Yield | | | | Details |
| N1S | RST Near Inelastic Sulfur Relative Yield | | | | Details |
| N1S_SIG | RST Near Inelastic Sulfur Relative Yield | | | | Details |
| N1SI | RST Near Inelastic Silicon Relative Yield | | | | Details |
| N1SI_SIG | RST Near Inelastic Silicon Relative Yield | | | | Details |
| N1TB | RST Near Inelastic Tool Background | | | | Details |
| N1TB_SIG | RST Near Inelastic Tool Background | | | | Details |
| N1TD | Near Gate 1 of TDTK | | | | Details |
| N2 | Near Gate 2 Count Rate | | | | Details |
| N2AA | RST Near IC Capture Aluminum Activation | | | | Details |
| N2AA_SIG | RST Near IC Capture Aluminum Activation | | | | Details |
| N2AN | RST Near IC Capture Sodium Activation | | | | Details |
| N2AN_SIG | RST Near IC Capture Sodium Activation | | | | Details |
| N2AT | RST Near IC Capture Oxygen Activation | | | | Details |
| N2AT_SIG | RST Near IC Capture Oxygen Activation | | | | Details |
| N2B3 | Near detector inelastic - capture | | | | Details |
| N2B4 | Near detector inelastic - capture density | | | | Details |
| N2CA | RST Near IC Capture Calcium Relative Yield Calcium_Yield | | | | Details |
| N2CA_SIG | RST Near IC Capture Calcium Relative Yield Uncertainty | | | | Details |
| N2CL | RST Near IC Capture Chlorine Relative | | | | Details |
| N2CL_SIG | RST Near IC Capture Chlorine Relative | | | | Details |
| N2DN | RST Near IC Capture Density Relative Yield Elemental_Yield | | | | Details |
| N2FE | RST Near IC Capture Iron Relative Yield | | | | Details |
| N2FE_SIG | RST Near IC Capture Iron Relative Yield | | | | Details |
| N2GD | RST Near IC Capture Gadolinium Relative | | | | Details |
| N2GD_SIG | RST Near IC Capture Gadolinium Relative | | | | Details |
| N2H | RST Near IC Capture Hydrogen Relative | | | | Details |
| N2H_SIG | RST Near IC Capture Hydrogen Relative | | | | Details |
| N2K | RST Near IC Capture Potassium Relative | | | | Details |
| N2K_SIG | RST Near IC Capture Potassium Relative | | | | Details |
| N2MG | RST Near IC Capture Magnesium Relative | | | | Details |
| N2MG_SIG | RST Near IC Capture Magnesium Relative | | | | Details |
| N2S | RST Near IC Capture Sulfur Relative Yield | | | | Details |
| N2S_SIG | RST Near IC Capture Sulfur Relative Yield | | | | Details |
| N2SI | RST Near IC Capture Silicon Relative Yield Silicon_Yield | | | | Details |
| N2SI_SIG | RST Near IC Capture Silicon Relative Yield Uncertainty | | | | Details |
| N2TB | RST Near IC Capture Tool Background | | | | Details |
| N2TD | Near Gate 2 of TDTK | | | | Details |
| N2TI | RST Near IC Capture Titanium Relative | | | | Details |
| N2TI_SIG | RST Near IC Capture Titanium Relative | | | | Details |
| N3 | Near Gate 3 Count Rate | | | | Details |
| N3TD | Near Gate 3 of TDTK | | | | Details |
| N4 | Near Gate 4 Count Rate | | | | Details |
| N5 | Near Gate 5 Count Rate | | | | Details |
| N6 | Near Gate 6 Count Rate | | | | Details |
| N7 | Near Gate 7 Count Rate | | | | Details |
| N8 | Near Gate 8 Count Rate | | | | Details |
| N9 | Near Gate 9 Count Rate | | | | Details |
| NAC1 | Normalized Averaged Channel 1 | | | | Details |
| NAC2 | Normalized Averaged Channel 2 | | | | Details |
| NAC3 | Normalized Averaged Channel 3 | | | | Details |
| NAC4 | Normalized Averaged Channel 4 | | | | Details |
| NACS | NPLC Neutron Acquisition Control Status | | | | Details |
| NASZ | ECSC Neutron Acquisition Control Status | | | | Details |
| NATE | Navigation Along Track Error | | | | Details |
| NATN | Near Attenuation | | | | Details |
| NAV6 | Average if 6 ft Potential Difference | | | | Details |
| NAVP | Navigation Data Presence: Zero if not | | | | Details |
| NAVW | APS Near/Array Volume Fraction of Water | | | | Details |
| NAZ | Number of AZ Samples per Frame | | | | Details |
| NBAC | RST MCS Near Background Count Rate | | | | Details |
| NBCI | Number of Computations of Incoherence | | | | Details |
| NBEF | RST Near Effective Beam Current | | | | Details |
| NBI | Bond Index From Near Attenuation | | | | Details |
| NBPERF | Number of Perforations | | | | Details |
| NBRG | Navigation Bearing | | | | Details |
| NBSI | Near Borehole Sigma Indicator (RST) | | | | Details |
| NBSU | Number Of Averaged Subframes | | | | Details |
| NCAW | Near calcium windows count-rates | | | | Details |
| NCBD | Near detector capture background | | | | Details |
| NCBG | Near detector capture background gain | | | | Details |
| NCBL | Synthetic CBL from Near Attenuation | | | | Details |
| NCBO | Near detector capture background offset | | | | Details |
| NCBS | Near detector capture background | | | | Details |
| NCCO | Near Carbon/(Carbon+Oxygen) ratio | | | | Details |
| NCCS | Neutron_Capture_Cross_Section | | | | Details |
| NCCS | neutral capture cross section | | | | Details |
| NCGF | Near detector capture gain correction | | | | Details |
| NCHV | HGNS Neutron Control High Voltage | | | | Details |
| NCK1 | Nclock Output | | | | Details |
| NCK2 | Nclock Output | | | | Details |
| NCK3 | Nclock Output | | | | Details |
| NCLK | NCLK Counts | | | | Details |
| NCMO | Near carbon minus oxygen | | | | Details |
| NCNL | Near Detector Count Rate | | | | Details |
| NCOC | Near detector inelastic carbon-oxygen | | | | Details |
| NCOF | Near detector capture offset correction | | | | Details |
| NCOR | RST Near Carbon/Oxygen Ratio | | | | Details |
| NCOR_SIG | RST Near Carbon/Oxygen Ratio Uncertainty | | | | Details |
| NCOW | Near CO windows ratio | | | | Details |
| NCPU | NPLC DHC CPU Utilization | | | | Details |
| NCPZ | ECSC DHC CPU Utilization | | | | Details |
| NCRA | Net Count Rate from Spectrum A | | | | Details |
| NCRD | Near detector capture resolution | | | | Details |
| NCSW | Near calcium/silicon windows ratio | | | | Details |
| NCWC | Near carbon windows count-rates | | | | Details |
| ND | North Departure | | | | Details |
| NDHD | APS Near Detector High Voltage DAC Value | | | | Details |
| NDHV | APS Near Detector Measured High Voltage | | | | Details |
| NDL | Neutron Depth Log | | | | Details |
| NDLS | RST Near Detector Loop Status | | | | Details |
| NDPD | Neutron/Density Porosity Difference | | | | Details |
| NDPH | LDS Enhanced Resolution Density Porosity | | | | Details |
| NDPT | NAM Time Report Depth | | | | Details |
| NDSP | RST Near Pileup Spectrum | | | | Details |
| NDSU | RST Near MCS Spectrum | | | | Details |
| NECN | Calibrated Near Epithermal Count Rate | | | | Details |
| NECS | RST Near IC Capture Chi-Square | | | | Details |
| NEDC | Near Epithermal Detector Counts | | | | Details |
| NEGF | RST Near IC Capture Gain Correction Factor Correction_Factor | | | | Details |
| NEOF | RST Near IC Capture Offset Correction | | | | Details |
| NERD | RST Near IC Capture Resolution Degradation Degradation_Factor | | | | Details |
| NESB | Noise Estimate Before Filtering | | | | Details |
| NEST | Noise Estimate After Filtering | | | | Details |
| NEU | Neutron | | | | Details |
| NEU | Neutron_Porosity | | | | Details |
| NEUT | Neutron | | | | Details |
| NFCR | RST Near/Far Capture Ratio | | | | Details |
| NFD1 | Fluid Density Pass 1 | | | | Details |
| NFD2 | Fluid Density Pass 2 | | | | Details |
| NFD3 | Fluid Density Pass 3 | | | | Details |
| NFD4 | Fluid Density Pass 4 | | | | Details |
| NFD5 | Fluid Density Pass 5 | | | | Details |
| NFDC | Near FDC Count Rate | | | | Details |
| NFDD | NFD Detector | | | | Details |
| NFDF | Fluid Density Flowing | | | | Details |
| NFDS | Fluid Density Shut-in | | | | Details |
| NFFR | Near/Far Formation (Amplitude) Ratio | | | | Details |
| NFIX | Navigation Fix | | | | Details |
| NFPI | Near Free Pipe Sonic Amplitude | | | | Details |
| NFST | Non-Presented % Free in Stretch | | | | Details |
| NFTO | Non-Presented % Free in Torque | | | | Details |
| NFVW | APS Near/Far Volume Fraction of Water | | | | Details |
| NGAC | Near GM Activation Count Rate Correction | | | | Details |
| NGE | Navigation Gun Easting | | | | Details |
| NGN | Navigation Gun Northing | | | | Details |
| NGPT | Near something for GPPT | | | | Details |
| NGRT | Gamma Ray Tool | | | | Details |
| NGT | Natural Gamma Ray Spectrometry Tool | | | | Details |
| NHEA | Navigation Heading | | | | Details |
| NHVS | RST Near High Voltage Set Point | | | | Details |
| NIAX | Axial Current N | | | | Details |
| NIBD | Near detector inelastic background | | | | Details |
| NIBG | RST Near Inelastic Background Gain | | | | Details |
| NIBO | RST Near Inelastic Background Offset | | | | Details |
| NIBS | RST Near Inelastic Background Subtraction | | | | Details |
| NICS | RST Near Inelastic Chi-Square | | | | Details |
| NICW | Near detector inelastic carbon window | | | | Details |
| NIGF | RST Near Inelastic Gain Correction Factor | | | | Details |
| NINC | Index of Tool or Constraint Which Gives | | | | Details |
| NIOF | RST Near Inelastic Offset Correction | | | | Details |
| NIOW | Near detector inelastic oxygen window | | | | Details |
| NIRD | RST Near Inelastic Resolution Degradation | | | | Details |
| NITER | The number of iterations in DTSTE | | | | Details |
| NITERM | The number of iterations in DTMUD | | | | Details |
| NIVS | Near detector inelastic variance spectrum | | | | Details |
| NMCA | Neutron Monitor Channel | | | | Details |
| NMCB | Neutron Monitor Channel | | | | Details |
| NMIX | NMIX Counts | | | | Details |
| NMR | Nuclear Magnetic Resonance | | | | Details |
| NMR | NMR | | | | Details |
| NMR | NMR_Porosity | | | | Details |
| NMT | Nuclear Magnetism Tool | | | | Details |
| NMX1 | NMIX Output | | | | Details |
| NMX2 | NMIX Output | | | | Details |
| NMX3 | NMIX Output | | | | Details |
| NNCR | Normalized Casing Resistance N | | | | Details |
| NNOI | Negative Noise Sonic Amplitude | | | | Details |
| NNV | Normalized Potential Difference N | | | | Details |
| NNVO | Normalized Potential Difference N | | | | Details |
| NOIS | Noise Amplitude | | | | Details |
| NOISE | Noise | | | | Details |
| NOISE_DH | Noise Amplitude Computed Down-Hole | | | | Details |
| NOISE_DH_SL | Noise Amplitude Computed Down-Hole - | | | | Details |
| NOISE_PWR | Noise Power Computed Down-Hole | | | | Details |
| NOISE_PWR_SL | Noise Power Computed Down-Hole - Station | | | | Details |
| NOIZ | Count of Noise Detection per Twizzle | | | | Details |
| NONE | None | | | | Details |
| NOR | normal | | | | Details |
| NORC | Norm of the Correction Factor(Scalar or | | | | Details |
| NORM | normalization factor | | | | Details |
| NORTH | North | | | | Details |
| NOV | Number of Vectors | | | | Details |
| NOWC | Near oxygen windows count-rates | | | | Details |
| NP | Nullified Pad | | | | Details |
| NPAM | NPLC Pulser Amplitude | | | | Details |
| NPAZ | ECSC Pulser Amplitude | | | | Details |
| NPD | New Power Deep | | | | Details |
| NPES | Neutron Porosity (in POUT lithology) | | | | Details |
| NPGF | RST Near PMT Gain Factor | | | | Details |
| NPHI | Thermal Neutron Porosity (original Ratio | | | | Details |
| NPHN | Measure of NPHIE Minus | | | | Details |
| NPHP | Measure of NPHIE Plus | | | | Details |
| NPHT | Theoretical NPHI Value | | | | Details |
| NPHU | Neutron Porosity Uncorrected for Salinity | | | | Details |
| NPK | Number of Peaks | | | | Details |
| NPL | Neutron Porosity Limestone | | | | Details |
| NPLC | Neutron Porosity, Limestone (Temperature & Neutron_Porosity_Limestone | | | | Details |
| NPLV | Number of Pooled Levels | | | | Details |
| NPN | NML Pulse Number | | | | Details |
| NPOR | Enhanced Thermal Neutron Porosity in | | | | Details |
| NPR1 | STC Number of Peaks, Receiver Array - | | | | Details |
| NPR2 | STC Number of Peaks, Receiver Array - | | | | Details |
| NPR3 | STC Number of Peaks, Receiver Array - | | | | Details |
| NPR4 | STC Number of Peaks, Receiver Array - | | | | Details |
| NPREX | Number of STC Peaks, Receiver Array - | | | | Details |
| NPS | New Power Shallow | | | | Details |
| NPSI | NPES Shale Index | | | | Details |
| NPST | NPLC Power Up Status Word | | | | Details |
| NPSZ | ECSC Power Up Status Word | | | | Details |
| NPT1 | STC Number of Peaks, Transmitter Array - | | | | Details |
| NPT2 | STC Number of Peaks, Transmitter Array - | | | | Details |
| NPT3 | STC Number of Peaks, Transmitter Array - | | | | Details |
| NPT4 | STC Number of Peaks, Transmitter Array - | | | | Details |
| NPTEX | Number of STC Peaks, Transmitter Array - | | | | Details |
| NQ | Near Quality Factor | | | | Details |
| NR0 | Neutron R0 | | | | Details |
| NRAT | NCNL/FCNL Ratio | | | | Details |
| NRCO | Contact Resistance N | | | | Details |
| NRHB | LDS Enhanced Resolution Bulk Density | | | | Details |
| NRHO | Enhanced Bulk Density, Alpha Corrected | | | | Details |
| NRNG | Navigation Range | | | | Details |
| NRSA | Number of Receivers in Sub-array | | | | Details |
| NRTS | Near RTD setting CMD DATA | | | | Details |
| NSA1 | Negative Sonic Amplitude for Mode 1 | | | | Details |
| NSA2 | Negative Sonic Amplitude for Mode 2 | | | | Details |
| NSA3 | Negative Sonic Amplitude for Mode 3 | | | | Details |
| NSA4 | Negative Sonic Amplitude for Mode 4 | | | | Details |
| NSAM | NTIK samples, this frame | | | | Details |
| NSCO | Near std-deviation of carbon/oxygen None | | | | Details |
| NSCR | RST Near Shaper Regulation Factor | | | | Details |
| NSDR | North South Drift | | | | Details |
| NSEN | NSEN Counts | | | | Details |
| NSEQ | Sequence Number | | | | Details |
| NSHN | Navigation Shot Number | | | | Details |
| NSIW | Near silicon windows count-rates | | | | Details |
| NSL | Near Signal Level | | | | Details |
| NSN1 | NSEN OUTPUT | | | | Details |
| NSN2 | NSEN OUTPUT | | | | Details |
| NSN3 | NSEN OUTPUT | | | | Details |
| NSPA | RST Near Spectrum A | | | | Details |
| NSPB | RST Near Spectrum B | | | | Details |
| NSPC | RST Near Spectrum C | | | | Details |
| NSPE | Noise Spectrum | | | | Details |
| NSRT | Noise to Signal Ratio | | | | Details |
| NT1 | NML T1 relaxation time | | | | Details |
| NTAB | Neutron Time After Bit | | | | Details |
| NTCN | Near Thermal Count Rate | | | | Details |
| NTCR | Normalized Thickness from Casing | | | | Details |
| NTDT | Near TDTM Count Rate | | | | Details |
| NTDT_SL | Near Thermal Decay Counts | | | | Details |
| NTEN | Nominal Tension | | | | Details |
| NTH | Navigation Time Hour | | | | Details |
| NTHV | HGNS Neutron Test High Voltage | | | | Details |
| NTIK | Neutron samples | | | | Details |
| NTIM | NAM Depth Report Time | | | | Details |
| NTM | Navigation Time Minute | | | | Details |
| NTMU | Normalized Thickness Permeability | | | | Details |
| NTS | Navigation Time Second | | | | Details |
| NTSI | Normalized Thickness Conductivity | | | | Details |
| NUCA | Neutron Caliper | | | | Details |
| NUM_MSG | Number of Messages | | | | Details |
| NUM_MSG_SL | Number of Messages - Station Log | | | | Details |
| NVA6 | Average of 6 ft Potential Difference | | | | Details |
| NVAB | Average Of Normalized Potential Diff For | | | | Details |
| NVAV | Average of 2 ft Potential Difference | | | | Details |
| NVD | Near Voltage DOWN | | | | Details |
| NVR | Near Voltage Reference | | | | Details |
| NVU | Near Voltage UP | | | | Details |
| NVW1 | Normalized Potential Difference W | | | | Details |
| NVX1 | Normalized Potential Difference X | | | | Details |
| NVY1 | Normalized Potential Difference Y | | | | Details |
| NVZ1 | Normalized Potential Difference Z | | | | Details |
| NWCO | RST Near Windows Carbon/Oxygen Ratio | | | | Details |
| NWCO_SIG | RST Near Windows Carbon/Oxygen Ratio | | | | Details |
| OFFSET_ANGLE | Offset Angles for Fast Channels | | | | Details |
| OMNE | Offset Mnemonic | | | | Details |
| ONCR | Normalized Casing Resistance O | | | | Details |
| ONV | Normalized Potential Difference O | | | | Details |
| ONVO | Normalized Potential Difference O | | | | Details |
| ORSN | If 4/5 axis survey, the Survey number for | | | | Details |
| P01SPIN | Spinner Rotational Velocity [01] | | | | Details |
| P02SPIN | Spinner Rotational Velocity [02] | | | | Details |
| P03SPIN | Spinner Rotational Velocity [03] | | | | Details |
| P04SPIN | Spinner Rotational Velocity [04] | | | | Details |
| P05SPIN | Spinner Rotational Velocity [05] | | | | Details |
| P06SPIN | Spinner Rotational Velocity [06] | | | | Details |
| P07SPIN | Spinner Rotational Velocity [07] | | | | Details |
| P08SPIN | Spinner Rotational Velocity [08] | | | | Details |
| P09SPIN | Spinner Rotational Velocity [09] | | | | Details |
| P10SPIN | Spinner Rotational Velocity [10] | | | | Details |
| P11SPIN | Spinner Rotational Velocity [11] | | | | Details |
| P12SPIN | Spinner Rotational Velocity [12] | | | | Details |
| P13SPIN | Spinner Rotational Velocity [13] | | | | Details |
| P14SPIN | Spinner Rotational Velocity [14] | | | | Details |
| P15SPIN | Spinner Rotational Velocity [15] | | | | Details |
| P16SPIN | Spinner Rotational Velocity [16] | | | | Details |
| P1DN | Phase at Receiver 1, Sub Down Measurement | | | | Details |
| P2DN | Phase at Receiver 2, Sub Down Measurement | | | | Details |
| PAGN | Preamplifier Gain | | | | Details |
| PANB | MRPA New Board Echo | | | | Details |
| PANC | MRPA Nclo | | | | Details |
| PANC_DL | MRPA Difference Frequency in Clock Sensor | | | | Details |
| PANS | MRPA Nsen | | | | Details |
| PANS_DL | MRPA Difference Frequency in Quartz Gauge | | | | Details |
| PANX | MRPA Nmix | | | | Details |
| PANX_DL | MRPA Difference Frequency in Clock Sensor | | | | Details |
| PCGND | MRPC Ground Voltage | | | | Details |
| PCGND_DL | MRPC Ground | | | | Details |
| PDEN | Proppant Density | | | | Details |
| PDN | Pulse Duration Number | | | | Details |
| PDON | Processing done | | | | Details |
| PEAK_STRN_CP | Peak Strength vs. Confining Pressure | | | | Details |
| PGNT | Porosity from the GNT Tool | | | | Details |
| PHIN | Raw Neutron Porosity Chosen from NPHI, | | | | Details |
| PHND | Porosity from Enhanced Density | | | | Details |
| PHUN | Pressure 100s Digit | | | | Details |
| PIGN | Effective Porosity, VISO, VPAR, and Bound | | | | Details |
| PINT | Potassium Yield Interference | | | | Details |
| PLAN | Planarity | | | | Details |
| PLANEANGLE | Plane_Angle | | | | Details |
| PMN0 | Packed Multigain Waveform Normalization | | | | Details |
| PN01 | Fractional Penetration 1 | | | | Details |
| PN02 | Fractional Penetration 2 | | | | Details |
| PN03 | Fractional Penetration 3 | | | | Details |
| PN04 | Fractional Penetration 4 | | | | Details |
| PN05 | Fractional Penetration 5 | | | | Details |
| PN06 | Fractional Penetration 6 | | | | Details |
| PN07 | Fractional Penetration 7 | | | | Details |
| PN08 | Fractional Penetration 8 | | | | Details |
| PN09 | Fractional Penetration 9 | | | | Details |
| PN10 | Fractional Penetration 10 | | | | Details |
| PN11 | Fractional Penetration 11 | | | | Details |
| PN12 | Fractional Penetration 12 | | | | Details |
| PN13 | Fractional Penetration 13 | | | | Details |
| PN14 | Fractional Penetration 14 | | | | Details |
| PN15 | Fractional Penetration 15 | | | | Details |
| PN16 | Fractional Penetration 16 | | | | Details |
| PNAV | Average of Fractional Penetrations | | | | Details |
| PND | Neutron Dolomite Porosity | | | | Details |
| PNIN | Reconstructed neutron porosity | | | | Details |
| PNL | Neutron Limestone Porosity | | | | Details |
| PNMA | Maximum of Fractional Penetrations | | | | Details |
| PNMI | Minimum of Fractional Penetrations | | | | Details |
| PNOI | Positive Noise Sonic Amplitude | | | | Details |
| PNPH | Fitting Coefficient for CNL | | | | Details |
| PNS | Neutron Sandstone Porosity | | | | Details |
| PNSI | Neutron Shale Index | | | | Details |
| PNT | Sidewall Neutron Tool | | | | Details |
| PONE | Pressure 1s Digit | | | | Details |
| PRON | Measure of PROX Minus | | | | Details |
| PSN | Phase Shift Near | | | | Details |
| PTEN | Pressure 10s Digit | | | | Details |
| PTN5 | DSST Packed Threshold Crossing Noise | | | | Details |
| PTNO | Pretest Number | | | | Details |
| PTNO_DL | Pretest Number | | | | Details |
| PWN0 | Packed Waveform Normalization Factors 0 | | | | Details |
| PWN1 | DSST Packed Waveform Normalization Factors Coefficient | | | | Details |
| PWN2 | DSST Packed Waveform Normalization Factors Coefficient | | | | Details |
| PWN3 | DSST Packed Waveform Normalization Factors Coefficient | | | | Details |
| PWN4 | DSST Packed Waveform Normalization Factors Coefficient | | | | Details |
| PWNX | DSST Packed Waveform Normalization Factors Coefficient | | | | Details |
| PXND | Crossplot Porosity for Neutron-Density | | | | Details |
| PXNS | Crossplot Porosity for Neutron-Sonic | | | | Details |
| QCNL | Standard Deviation on Neutron Porosity | | | | Details |
| QCNT | SlimHot Compensated Neutron Tool - A | | | | Details |
| QND | Quality Near Detector - Chi-squared | | | | Details |
| QPNL | Uncertainty Factor on Limestone Neutron | | | | Details |
| R1AN | Resolver 1 Angle | | | | Details |
| R2AN | Resolver 2 Angle | | | | Details |
| RADN | Ratio of Limestone | | | | Details |
| RAN1 | Resistive Anomaly of Pad 1 | | | | Details |
| RAN2 | Resistive Anomaly of Pad 2 | | | | Details |
| RAN3 | Resistive Anomaly of Pad 3 | | | | Details |
| RAN4 | Resistive Anomaly of Pad 4 | | | | Details |
| RANS | Ratio of Limestone Porosities | | | | Details |
| RAT(LONG,TRNV) | Longitudinal to Transverse Ratio | | | | Details |
| RAT(NEAR,FAR) | Ratio of Near to Far Counts | | | | Details |
| RAT(NOISE,SIGNAL) | Noise to Signal Ratio | | | | Details |
| RAT(SIGNAL,NOISE) | Signal to Noise Ratio | | | | Details |
| RCEN | Raw Corrected Epithermal Near Counts | | | | Details |
| RCNT | Raw Corrected Thermal Near Counts | | | | Details |
| RCNU | Raw Core Number | | | | Details |
| RD1N | Radius 1 Nascent | | | | Details |
| RD2N | Radius 2 Nascent | | | | Details |
| RD3N | Radius 3 Nascent | | | | Details |
| RD4N | Radius 4 Nascent | | | | Details |
| RD5N | Radius 5 Nascent | | | | Details |
| RD6N | Radius 6 Nascent | | | | Details |
| REAN | Resistivity Anisotropy with HDT | | | | Details |
| RECN | Remote Epithermal Counts | | | | Details |
| RENR | Raw Epithermal Neutron Ratio | | | | Details |
| REPN | Recomputed Neutron porosity | | | | Details |
| RES_STRN_CP | Residual Strength vs. Confining Pressure | | | | Details |
| RESN | Casing Resistance N | | | | Details |
| RGCN | Raw Gain-Corrected Near Count Rate | | | | Details |
| RGHN | HiRes Gain Applied Near Thermal Count Rate Count_Rate | | | | Details |
| RHNT | Raw High Resolution Near Thermal Count | | | | Details |
| RIN | Induction Resistivity | | | | Details |
| RINC | RTG or RIG Reduced Incoherence | | | | Details |
| RING | Borehole-compensated Ring Resistivity | | | | Details |
| RKN1 | Raw TDTM->TDTK Near Gate 1 Countrate | | | | Details |
| RKN2 | Raw TDTM->TDTK Near Gate 2 Countrate | | | | Details |
| RKN3 | Raw TDTM->TDTK Near Gate 3 Countrate | | | | Details |
| RKUN | Raw TDTM->TDTK Uncorrected Near Gate 1 | | | | Details |
| RMIN | Minimum value of block resistivity | | | | Details |
| RMN | Raw MNOR | | | | Details |
| RMS_NOISE | RMS Noise | | | | Details |
| RMS_NOISE_SL | RMS Noise - Station Log | | | | Details |
| RN1 | Raw Near Gate 1 | | | | Details |
| RN1_SL | Near Count Rate From Gate 01 | | | | Details |
| RN10 | Raw Near Gate 10 | | | | Details |
| RN10_SL | Near Count Rate From Gate 10 | | | | Details |
| RN11 | Raw Near Gate 11 | | | | Details |
| RN11_SL | Near Count Rate From Gate 11 | | | | Details |
| RN12 | Raw Near Gate 12 | | | | Details |
| RN12_SL | Near Count Rate From Gate 12 | | | | Details |
| RN13 | Raw Near Gate 13 | | | | Details |
| RN13_SL | Near Count Rate From Gate 13 | | | | Details |
| RN14 | Raw Near Gate 14 | | | | Details |
| RN14_SL | Near Count Rate From Gate 14 | | | | Details |
| RN15 | Raw Near Gate 15 | | | | Details |
| RN15_SL | Near Count Rate From Gate 15 | | | | Details |
| RN16 | Raw Near Gate 16 | | | | Details |
| RN16_SL | Near Count Rate From Gate 16 | | | | Details |
| RN1T | Raw Near Gate 1 Of TDTK | | | | Details |
| RN2 | Raw Near Gate 2 | | | | Details |
| RN2_SL | Near Count Rate From Gate 02 | | | | Details |
| RN2T | Raw Near Gate 2 Of TDTK | | | | Details |
| RN3 | Raw Near Gate 3 | | | | Details |
| RN3_SL | Near Count Rate From Gate 03 | | | | Details |
| RN3T | Raw Near Gate 3 Of TDTK | | | | Details |
| RN4 | Raw Near Gate 4 | | | | Details |
| RN4_SL | Near Count Rate From Gate 04 | | | | Details |
| RN5 | Raw Near Gate 5 | | | | Details |
| RN5_SL | Near Count Rate From Gate 05 | | | | Details |
| RN6 | Raw Near Gate 6 | | | | Details |
| RN6_SL | Near Count Rate From Gate 06 | | | | Details |
| RN7 | Raw Near Gate 7 | | | | Details |
| RN7_SL | Near Count Rate From Gate 07 | | | | Details |
| RN8 | Raw Near Gate 8 | | | | Details |
| RN8_SL | Near Count Rate From Gate 08 | | | | Details |
| RN9 | Raw Near Gate 9 | | | | Details |
| RN9_SL | Near Count Rate From Gate 09 | | | | Details |
| RNCR | Raw Net Count Rate from Spectrum A | | | | Details |
| RND | Raw North Departure | | | | Details |
| RNDL | Raw Neutron Depth Log | | | | Details |
| RNEC | Raw Near Epithermal Count Rate | | | | Details |
| RNEU | Raw Neutron | | | | Details |
| RNFD | Raw NFDC | | | | Details |
| RNGP | Raw NGPT | | | | Details |
| RNON | RST Neutrons On | | | | Details |
| RNRA | Raw NRAT | | | | Details |
| RNTD | Raw NTDT | | | | Details |
| ROBN | Measure of RHOB Minus | | | | Details |
| RPON | Raw Pressure 1s Digit | | | | Details |
| RRNG | Raw Ring Resistivity | | | | Details |
| RSIN | Reconstructed resistivity | | | | Details |
| RSMN | Raw Micro-Normal | | | | Details |
| RSN | Raw Short Normal Resistivity | | | | Details |
| RSNC | Borehole-corrected Short Normal | | | | Details |
| RSND | Raw Sidewall Neutron Detector | | | | Details |
| RTCN | Remote Thermal CNL Counts | | | | Details |
| RTHN | Minimum First Echo Rise Time (Fluid | | | | Details |
| RTN | Measure of RT Minus Sqrt(Sigma**2+Tau**2) | | | | Details |
| RTNO | Pretest Number | | | | Details |
| RTNO_DL | Pretest Number | | | | Details |
| RTNP | RT in Normal Pressure Shales | | | | Details |
| RTNR | Raw Thermal Neutron Ratio | | | | Details |
| RVIN | Raw Quality Indicator | | | | Details |
| RVN1 | N Potential Difference in Step 1 | | | | Details |
| RVN2 | N Potential Difference in Step 2 | | | | Details |
| RVN3 | N Potential Difference in Step 3 | | | | Details |
| RW1N | Raw Window 1 - NGT | | | | Details |
| RW2N | Raw Window 2 - NGT | | | | Details |
| RW3N | Raw Window 3 - NGT | | | | Details |
| RW4N | Raw Window 4 - NGT | | | | Details |
| RW5N | Raw Window 5 - NGT | | | | Details |
| RW6N | Raw Noise in Frequency Window 6 | | | | Details |
| RXON | Measure of RXO Minus Sqrt(Sigma**2+Tau**2) Flushed_Zone_Resistivity | | | | Details |
| S1NR | HNGS Detector 1 Na22 Set Point | | | | Details |
| S2NR | HNGS Detector 2 Na22 Set Point | | | | Details |
| SAND_FLOWRATE | Unconsolidated sand solid flowrate in a | | | | Details |
| SAND_PROD | Unconsolidated sand produced with oil | | | | Details |
| SANP | Stage Annulus Pressure | | | | Details |
| SATN | saturation resistivity relationship | | | | Details |
| SATN | Short Attenuation | | | | Details |
| SBDN | Bulk Density from Sidewall Core | | | | Details |
| SBHN | Sigma Borehole Near detector | | | | Details |
| SBHN_SL | Sigma Borehole - Near Detector | | | | Details |
| SBNA | RST Sigma Borehole Near Apparent | | | | Details |
| SBNA_FIL | RST Sigma Borehole Near Apparent Filtered | | | | Details |
| SBNA_SIG | RST Sigma Borehole Near Apparent | | | | Details |
| SBND | Bound Water Saturation from the Neutron | | | | Details |
| SBNE | Bound Water Saturation from the Neutron | | | | Details |
| SBNG | Bound Water Saturation from the NGT Tool | | | | Details |
| SBUN | Sigma Borehole Uncorrected - Near Detector Neutron_Capture_Cross_Section | | | | Details |
| SCAN | Scandium (SC) Tracer Count Rate Output | | | | Details |
| SCMT_PARENT1 | Parent Tool for SCMT Tools (for inheritance purposes only) | | | | Details |
| SCMT_PARENT2 | Parent Tool for SCMT Tools (for inheritance purposes only) | | | | Details |
| SCMT_PARENT3 | Parent Tool for SCMT Tools (for inheritance purposes only) | | | | Details |
| SCN | Sensor cartridge number for correction | | | | Details |
| SCN1 | Small Shock counts | | | | Details |
| SCN2 | Large Shock counts | | | | Details |
| SCNL | Status of CNL | | | | Details |
| SCNT | Status of CNT | | | | Details |
| SCSN | Sample Chamber Sample Number | | | | Details |
| SCSN_DL | Sample Chamber Sample Number | | | | Details |
| SENS | sensor | | | | Details |
| SET_LINE_PRES | Set Line Pressure | | | | Details |
| SFLN | Measure of SFL Minus Sqrt(Sigma**2+Tau**2) Spherically_Focused_Resistivit Resistivity | | | | Details |
| SFNA | RST Sigma Formation Near Apparent | | | | Details |
| SFNA_FIL | RST Sigma Formation Near Apparent Filtered Neutron_Capture_Cross_Section | | | | Details |
| SFNA_SIG | RST Sigma Formation Near Apparent | | | | Details |
| SFNC | RST Sigma Formation Near Corrected | | | | Details |
| SFND | Sigma Formation Near Detector | | | | Details |
| SFND_SL | Sigma Formation - Near Detector | | | | Details |
| SGDN | Grain Density from Sidewall Core | | | | Details |
| SGNT | Signature - Geogram Natural Trace | | | | Details |
| SHEAR_STRN | Shear Strength | | | | Details |
| SHNG | HNGS Acquisition Status Word | | | | Details |
| SHNZ | AGS Acquisition Status Word | | | | Details |
| SHRINKAGE | Percentage of oil volume reduction | | | | Details |
| SIGN | Measure of SIGM Minus | | | | Details |
| SMIN | Synthetic Micro-Inverse Resistivity | | | | Details |
| SMNO | Synthetic Micro-Normal Resistivity | | | | Details |
| SMPNO | Sample_Number | | | | Details |
| SN | Short Normal Resistivity (16 inch spacing) Shallow_Resistivity | | | | Details |
| SNAN | Volume of Anhydrite, Salt, Sand | | | | Details |
| SND | sand | | | | Details |
| SND | Sidewall Neutron Detector Count Rate | | | | Details |
| SNP | Sidewall Neutron Porosity | | | | Details |
| SNPD | Sidewall Neutron Tool | | | | Details |
| SNPO | Standard Deviation NPOR | | | | Details |
| SNR0 | Sidewall Neutron R0 | | | | Details |
| SNR1 | STC Signal/Noise Ratio, Receiver Array - | | | | Details |
| SNR2 | STC Signal/Noise Ratio, Receiver Array - | | | | Details |
| SNR3 | STC Signal/Noise Ratio, Receiver Array - | | | | Details |
| SNREX | STC Signal/Noise Ratio, Receiver Array - | | | | Details |
| SNRH | Standard Deviation NRHO | | | | Details |
| SNS1 | Tool Sensor Number 1 | | | | Details |
| SNS2 | Tool Sensor Number 2 | | | | Details |
| SNS3 | Tool Sensor Number 3 | | | | Details |
| SNS4 | Tool Sensor Number 4 | | | | Details |
| SNS5 | Tool Sensor Number 5 | | | | Details |
| SNT1 | STC Signal/Noise Ratio, Transmitter Array | | | | Details |
| SNT2 | STC Signal/Noise Ratio, Transmitter Array | | | | Details |
| SNT3 | STC Signal/Noise Ratio, Transmitter Array | | | | Details |
| SNTEX | STC Signal/Noise Ratio, Transmitter Array | | | | Details |
| SNUM | Shot Number | | | | Details |
| SONB | Minimum Standoff BOTTOM | | | | Details |
| SONL | Minimum Standoff LEFT | | | | Details |
| SONR | Minimum Standoff RIGHT | | | | Details |
| SONU | Minimum Standoff UP | | | | Details |
| SPATNU | PAT-E Status 6in Numeric | | | | Details |
| SPIN | Spinner Rotational Velocity | | | | Details |
| SPN | Measure of SP Minus Sqrt(Sigma**2+Tau**2) | | | | Details |
| SPNB | Sample Number (pseudo-index) | | | | Details |
| SRNG | Ring conductance | | | | Details |
| SSCN | ISONIC Shock Counts | | | | Details |
| SSLN | LDS Short-Spaced Low Level Discriminator | | | | Details |
| SSMN | Seconds since midnight | | | | Details |
| SSND | Statistical Uncertainty in Dry Weight | | | | Details |
| SSNW | Statistical Uncertainty in Wet Weight | | | | Details |
| SSPN | LDS Short-Spaced Pulse Shape Compensation | | | | Details |
| ST_ENVD | Envelope of time domain down-going | | | | Details |
| ST_ENVU | Envelope of time domain up-going | | | | Details |
| STAN | Station Number | | | | Details |
| STN | Stonley | | | | Details |
| STNC | Statistical Uncertainty in Corrected | | | | Details |
| STNP | Standard Deviation TNPH | | | | Details |
| STNR | Signal to Noise Ratio | | | | Details |
| STPLN | S/T Plane | | | | Details |
| SVNO | Survey number | | | | Details |
| SWF01N | SDT Waveform Normalization Factor R1 | | | | Details |
| SWF02N | SDT Waveform Normalization Factor R2 | | | | Details |
| SWF03N | SDT Waveform Normalization Factor R3 | | | | Details |
| SWF04N | SDT Waveform Normalization Factor R4 | | | | Details |
| SWF05N | SDT Waveform Normalization Factor R5 | | | | Details |
| SWF06N | SDT Waveform Normalization Factor R6 | | | | Details |
| SWF07N | SDT Waveform Normalization Factor R7 | | | | Details |
| SWF08N | SDT Waveform Normalization Factor R8 | | | | Details |
| SWF11N | DSST Waveform Normalization Factor R1 - | | | | Details |
| SWF12N | DSST Waveform Normalization Factor R2 - | | | | Details |
| SWF13N | DSST Waveform Normalization Factor R3 - | | | | Details |
| SWF14N | DSST Waveform Normalization Factor R4 - | | | | Details |
| SWF15N | DSST Waveform Normalization Factor R5 - | | | | Details |
| SWF16N | DSST Waveform Normalization Factor R6 - | | | | Details |
| SWF17N | DSST Waveform Normalization Factor R7 - | | | | Details |
| SWF18N | DSST Waveform Normalization Factor R8 - | | | | Details |
| SWF21N | DSST Waveform Normalization Factor R1 - | | | | Details |
| SWF22N | DSST Waveform Normalization Factor R2 - | | | | Details |
| SWF23N | DSST Waveform Normalization Factor R3 - | | | | Details |
| SWF24N | DSST Waveform Normalization Factor R4 - | | | | Details |
| SWF25N | DSST Waveform Normalization Factor R5 - | | | | Details |
| SWF26N | DSST Waveform Normalization Factor R6 - | | | | Details |
| SWF27N | DSST Waveform Normalization Factor R7 - | | | | Details |
| SWF28N | DSST Waveform Normalization Factor R8 - | | | | Details |
| SWF31N | DSST Waveform Normalization Factor R1 - | | | | Details |
| SWF32N | DSST Waveform Normalization Factor R2 - | | | | Details |
| SWF33N | DSST Waveform Normalization Factor R3 - | | | | Details |
| SWF34N | DSST Waveform Normalization Factor R4 - | | | | Details |
| SWF35N | DSST Waveform Normalization Factor R5 - | | | | Details |
| SWF36N | DSST Waveform Normalization Factor R6 - | | | | Details |
| SWF37N | DSST Waveform Normalization Factor R7 - | | | | Details |
| SWF38N | DSST Waveform Normalization Factor R8 - | | | | Details |
| SWF41N | DSST Waveform Normalization Factor R1 - P | | | | Details |
| SWF42N | DSST Waveform Normalization Factor R2 - P | | | | Details |
| SWF43N | DSST Waveform Normalization Factor R3 - P | | | | Details |
| SWF44N | DSST Waveform Normalization Factor R4 - P | | | | Details |
| SWF45N | DSST Waveform Normalization Factor R5 - P | | | | Details |
| SWF46N | DSST Waveform Normalization Factor R6 - P | | | | Details |
| SWF47N | DSST Waveform Normalization Factor R7 - P | | | | Details |
| SWF48N | DSST Waveform Normalization Factor R8 - P | | | | Details |
| SWFX1N | DSI Normalization Factor R1 - Expert Mode | | | | Details |
| SWFX2N | DSI Normalization Factor R2 - Expert Mode | | | | Details |
| SWFX3N | DSI Normalization Factor R3 - Expert Mode | | | | Details |
| SWFX4N | DSI Normalization Factor R4 - Expert Mode | | | | Details |
| SWFX5N | DSI Normalization Factor R5 - Expert Mode | | | | Details |
| SWFX6N | DSI Normalization Factor R6 - Expert Mode | | | | Details |
| SWFX7N | DSI Normalization Factor R7 - Expert Mode | | | | Details |
| SWFX8N | DSI Normalization Factor R8 - Expert Mode | | | | Details |
| T2LIN | T2 Linear | | | | Details |
| T2LIN_SL | T2 Linear - Station Log | | | | Details |
| TCAN | Total Counts Analyzed Near | | | | Details |
| TCAN_SL | Total Counts Analyzed Near | | | | Details |
| TCND | Total Counts Near Detector | | | | Details |
| TCND_SL | Total Counts Near Detector | | | | Details |
| TENS | Tension | | | | Details |
| TENS | Cable Tension | | | | Details |
| TFAN | Toolface correction angle | | | | Details |
| THMN | Thickness Minimum Value | | | | Details |
| THMN_RF | Minimum of Unflagged Casing Thickness | | | | Details |
| THNO | Nominal Casing Thickness | | | | Details |
| THPN | Minimum Thickness for Downhole Processing | | | | Details |
| TIMEINST | Time_Instant | | | | Details |
| TIMEINT | Time_Interval | | | | Details |
| TMLN | Minimum of Total Metal Loss | | | | Details |
| TN1B | Thermal Neutron porosity bank 1, Bottom | | | | Details |
| TN1L | Thermal Neutron porosity bank 1, Left | | | | Details |
| TN1R | Thermal Neutron porosity bank 1, Right | | | | Details |
| TN1U | Thermal Neutron porosity bank 1, Up | | | | Details |
| TN2B | Thermal Neutron porosity bank 2, Bottom | | | | Details |
| TN2L | Thermal Neutron porosity bank 2, Left | | | | Details |
| TN2R | Thermal Neutron porosity bank 2, Right | | | | Details |
| TN2U | Thermal Neutron porosity bank 2, Up | | | | Details |
| TNAA | Thermal Neutron Ratio, Real-Time | | | | Details |
| TNCD | Thermal Near Counts After Dolomite | | | | Details |
| TNCL | Thermal Near Counts After Limestone | | | | Details |
| TNCS | Thermal Near Counts After Sandstone | | | | Details |
| TNP1 | Thermal Neutron Porosity bank 1 | | | | Details |
| TNP2 | Thermal Neutron Porosity bank 2 | | | | Details |
| TNP3 | Thermal Bank 3 Porosity | | | | Details |
| TNP4 | Thermal Bank 4 Porosity | | | | Details |
| TNPA | Thermal Neutron Porosity | | | | Details |
| TNPB | Thermal Neutron Porosity, Bottom Sensor | | | | Details |
| TNPH | Thermal Neutron Porosity (Ratio Method) in Thermal_Neutron_Porosity | | | | Details |
| TNPL | Thermal Neutron Porosity, Left | | | | Details |
| TNPR | Thermal Neutron Porosity, Right | | | | Details |
| TNPU | Thermal Neutron Porosity, Up | | | | Details |
| TNR1 | Thermal Ratio Bank 1 | | | | Details |
| TNR2 | Thermal Ratio Bank 2 | | | | Details |
| TNR3 | Thermal Ratio Bank 3 | | | | Details |
| TNR4 | Thermal Ratio Bank 4 | | | | Details |
| TNRA | Thermal Neutron Ratio | | | | Details |
| TNRB | Calibrated Thermal Neutron Ratio, Bottom | | | | Details |
| TNRL | Calibrated Thermal Neutron Ratio, Left | | | | Details |
| TNRR | Calibrated Thermal Neutron Ratio, Right | | | | Details |
| TNRU | Calibrated Thermal Neutron Ratio, Up | | | | Details |
| TNV | Normalized Potential Difference T | | | | Details |
| TPLN | Measure of TPL Minus Sqrt(Sigma**2+Tau**2) Electromagnetic_Propagation_Ti ElectromagneticPropagationTime Float32 | | | | Details |
| TRAJ_COMMENT | Comment on the critical point of the well | | | | Details |
| TRNP | Thermal Remote Neutron Porosity | | | | Details |
| TRON | Trona | | | | Details |
| TSCN | Total Selected Counts Near Detector | | | | Details |
| TSCN_SL | Total Selected Counts Near Detector | | | | Details |
| TTMN | Transit Time Minimum Value | | | | Details |
| TUNE_WORD | Tune Word Set for Tuning Relay | | | | Details |
| TUNE_WORD_SL | Tune Word Set for Tuning Relay - Station | | | | Details |
| TWRN_SLDT | SLDT Tool Warning Word | | | | Details |
| TXNC | Threshold Crossing Noise Count | | | | Details |
| TZON | Zone Number at a Depth Index (TVTCPI) | | | | Details |
| UCMN | Ultrasonic Caliper Minimum Value | | | | Details |
| UEDN | Upper cutoff on EDN | | | | Details |
| UN | Volumetric Photoelectric Factor - | | | | Details |
| UN1T | Uncorrected Near Gate 1 of TDTK | | | | Details |
| UNCO | Uncorrected Time Tics (WST) | | | | Details |
| UNKN | Unknown | | | | Details |
| UNMW | Unmatched data | | | | Details |
| UNV | Normalized Potential Difference U | | | | Details |
| URAN | Uranium Concentration | | | | Details |
| UTND | UTM North Departure | | | | Details |
| VANG | Try Projection Vertical Angle | | | | Details |
| VANH | Volume of Anhydrite Relative to Total | | | | Details |
| VANHYD | Anhydrite_Volume_Fraction | | | | Details |
| VCND | Volume Fraction of Clay from Neutron and | | | | Details |
| VCON | Volume fraction constant for fixed | | | | Details |
| VDIN | Derivative Of Quality Indicator | | | | Details |
| VFDN | Computed Down Flow | | | | Details |
| VIGN | Volume of Igneous Rock Relative to Total | | | | Details |
| VINC | Value of Contribution to Incoherence of | | | | Details |
| VIND | Quality Indicator | | | | Details |
| VN | Matrix Identification N, for M-N Plot | | | | Details |
| VN01 | Variance Channel For The Near Counter 1 | | | | Details |
| VN02 | Variance Channel For The Near Counter 2 | | | | Details |
| VN03 | Variance Channel For The Near Counter 3 | | | | Details |
| VN04 | Variance Channel For The Near Counter 4 | | | | Details |
| VN05 | Variance Channel For The Near Counter 5 | | | | Details |
| VN06 | Variance Channel For The Near Counter 6 | | | | Details |
| VN07 | Variance Channel For The Near Counter 7 | | | | Details |
| VN08 | Variance Channel For The Near Counter 8 | | | | Details |
| VN09 | Variance Channel For The Near Counter 9 | | | | Details |
| VN10 | Variance Channel For The Near Counter 10 | | | | Details |
| VN11 | Variance Channel For The Near Counter 11 | | | | Details |
| VN12 | Variance Channel For The Near Counter 12 | | | | Details |
| VN13 | Variance Channel For The Near Counter 13 | | | | Details |
| VN14 | Variance Channel For The Near Counter 14 | | | | Details |
| VN15 | Variance Channel For The Near Counter 15 | | | | Details |
| VN16 | Variance Channel For The Near Counter 16 | | | | Details |
| VNV | Normalized Potential Difference V | | | | Details |
| VSAN | Volume of Sandstone Relative to Total | | | | Details |
| VSAND | Sand_Volume_Fraction | | | | Details |
| VSDN | Volume of Shale, Density-Neutron | | | | Details |
| VSMN | Volume of Shale from M-N XPlot | | | | Details |
| VSND | Volume of Sand Relative to Total Volume | | | | Details |
| VSNP | Volume of Shale from Normalized PHIT and | | | | Details |
| VSNR | Volume of Shale from NPHI-RT | | | | Details |
| VSNS | Volume of Shale from NPHI-sonic Xplot | | | | Details |
| VSNU | VSP Shot Number | | | | Details |
| VSPN | Volume of Shale, Porosity from Neutron | | | | Details |
| VSYN | Velocity (Synthetic) | | | | Details |
| W10N | Waveform 10 Normalization Factor | | | | Details |
| W11N | Waveform 11 Normalization Factor | | | | Details |
| W12N | Waveform 12 Normalization Factor | | | | Details |
| W13N | Waveform 13 Normalization Factor | | | | Details |
| W14N | Waveform 14 Normalization Factor | | | | Details |
| W15N | Waveform 15 Normalization Factor | | | | Details |
| W16N | Waveform 16 Normalization Factor | | | | Details |
| W17N | Waveform 17 Normalization Factor | | | | Details |
| W1HN | H P Noise in Frequency Window 1 | | | | Details |
| W1N | Noise in Frequency Window 1 | | | | Details |
| W1NG | Window 1 (.150 - .5 MeV) | | | | Details |
| W2HN | H P Noise in Frequency Window 2 | | | | Details |
| W2N | Noise in Frequency Window 2 | | | | Details |
| W2N1 | Ratio (W2/W1) Normalized for Transducer 1 | | | | Details |
| W2N2 | Ratio (W2/W1) Normalized for Transducer 2 | | | | Details |
| W2N3 | Ratio (W2/W1) Normalized for Transducer 3 | | | | Details |
| W2N4 | Ratio (W2/W1) Normalized for Transducer 4 | | | | Details |
| W2N5 | Ratio (W2/W1) Normalized for Transducer 5 | | | | Details |
| W2N6 | Ratio (W2/W1) Normalized for Transducer 6 | | | | Details |
| W2N7 | Ratio (W2/W1) Normalized for Transducer 7 | | | | Details |
| W2N8 | Ratio (W2/W1) Normalized for Transducer 8 | | | | Details |
| W2N9 | W2/W1 Normalized for Transducer 9 | | | | Details |
| W2NG | Window 2 (.5 - 1.1 MeV) | | | | Details |
| W3HN | H P Noise in Frequency Window 3 | | | | Details |
| W3N | Noise in Frequency Window 3 | | | | Details |
| W3N1 | W3/W1 Ratio Normalized for Transducer 1 | | | | Details |
| W3N2 | W3/W1 Ratio Normalized for Transducer 2 | | | | Details |
| W3N3 | W3/W1 Ratio Normalized for Transducer 3 | | | | Details |
| W3N4 | W3/W1 Ratio Normalized for Transducer 4 | | | | Details |
| W3N5 | W3/W1 Ratio Normalized for Transducer 5 | | | | Details |
| W3N6 | W3/W1 Ratio Normalized for Transducer 6 | | | | Details |
| W3N7 | W3/W1 Ratio Normalized for Transducer 7 | | | | Details |
| W3N8 | W3/W1 Ratio Normalized for Transducer 8 | | | | Details |
| W3N9 | W3/W1 Normalized for Transducer 9 | | | | Details |
| W3NG | Window 3 (1.1 - 1.6 MeV) | | | | Details |
| W4HN | H P Noise in Frequency Window 4 | | | | Details |
| W4N | Noise in Frequency Window 4 | | | | Details |
| W4NG | Window 4 (1.6 - 2 MeV) | | | | Details |
| W5HN | H P Noise in Frequency Window 5 | | | | Details |
| W5N | Noise in Frequency Window 5 | | | | Details |
| W5NG | Window 5 (2 - 3 MeV) | | | | Details |
| W6HN | H P Noise in Frequency Window 6 | | | | Details |
| W6N | Noise in Frequency Window 6 | | | | Details |
| WAGN | Waveform of Applied Gain | | | | Details |
| WEN2 | Waveform Envelope, 2ND Cycle | | | | Details |
| WEN3 | Waveform Envelope, 3RD Cycle | | | | Details |
| WENV | Software Detected Waveform Envelope | | | | Details |
| WF1N | Waveform 1 Normalization Factor | | | | Details |
| WF2N | Waveform 2 Normalization Factor | | | | Details |
| WF3N | Waveform 3 Normalization Factor | | | | Details |
| WF4N | Waveform 4 Normalization Factor | | | | Details |
| WF5N | Waveform 5 Normalization Factor | | | | Details |
| WF6N | Waveform 6 Normalization Factor | | | | Details |
| WF7N | Waveform 7 Normalization Factor | | | | Details |
| WF8N | Waveform 8 Normalization Factor | | | | Details |
| WF9N | Waveform 9 Normalization Factor | | | | Details |
| WFN | Waveform from Noise Mode | | | | Details |
| WFND | Noise Waveform Depth | | | | Details |
| WFNN | Noise Waveform Normalization Factor | | | | Details |
| WFVN_SL | Water Flow Velocity Measured by Near | | | | Details |
| WLKN | Walkaway Gun Position Number | | | | Details |
| WMIN | Water Weight Percent Indicator for Dry | | | | Details |
| WN0L | Window Zero Lower Edge | | | | Details |
| WN0U | Window Zero Upper Edge | | | | Details |
| WN1L | Window One Lower Edge | | | | Details |
| WN1U | Window One Upper Edge | | | | Details |
| WN2L | Window Two Lower Edge | | | | Details |
| WN2U | Window Two Upper Edge | | | | Details |
| WN3L | Window Three Lower Edge | | | | Details |
| WN3U | Window Three Upper Edge | | | | Details |
| WN4L | Window Four Lower Edge | | | | Details |
| WN4U | Window Four Upper Edge | | | | Details |
| WTNU | WSTB TEST NUMBER | | | | Details |
| XNCR | Normalized Casing Resistance X | | | | Details |
| XNV | Normalized Potential Difference X | | | | Details |
| XNVO | Normalized Potential Difference X | | | | Details |
| YNCR | Normalized Casing Resistance Y | | | | Details |
| YNV | Normalized Potential Difference Y | | | | Details |
| YNVO | Normalized Potential Difference Y | | | | Details |
| Z1NN | AGS Detector 1 Na22 Set Point | | | | Details |
| Z2NN | AGS Detector 2 Na22 Set Point | | | | Details |
| ZCEN | Zinc Centroid for GST-A/IGT Spectrum | | | | Details |
| ZNCR | Normalized Casing Resistance Z | | | | Details |
| ZNV | Normalized Potential Difference Z | | | | Details |
| ZNVO | Normalized Potential Difference Z | | | | Details |
| unt | Untere Teil | Lower part | | | Details |
| FTNG | Formation Testing Next Generation | | | | Details |
| VAGTRN | Vöst Alpine Gas Tight Rough Neck | | | | Details |
| RSN | Release Status Number | Freigabestatusnummer | | | Details |
| GN | Group N | | | | Details |
| NSF | NutSheel Filter | | | | Details |
| NRP | No Readng Possible | | | | Details |
| NCP | Net Confining Pressure | | | | Details |
| NPR | non-profile retrievable plug | | | | Details |
| NPRP | non-profile retrievable plug | | | | Details |
| NAF | Non-Aqueous Drilling Fluid | | | | Details |
| NIMS | National Incident Management System | | | | Details |
| NORSOK | Norwegian Petroleum Standards | | | | Details |
| DPNA | Dissolvable Plugged Nozzle Assemblies | | | | Details |
| FINCO | Finance Committee Meeting | | | | Details |
| NP | Normal Pressure | | | | Details |
| NP | Normal Pressure | | | | Details |
| NT | Normal Temperature | | | | Details |
| NT | Normal Temperature | | | | Details |
| NIM | Not in MTP | | | | Details |
| NEHO | Non Effective Handed Over | | | | Details |
| MN/BD | Million Barrel per Day | | | | Details |
| MN/BPD | Million Barrel Per Day | | | | Details |
| MN/STBD | Million Stock Tank Barrel per Day | | | | Details |
| MN/STBPD | Million Stock Tank Barrel Per Day | | | | Details |
| MN/BM | Million Barrel per Month | | | | Details |
| MN/BPM | Million Barrel Per Month | | | | Details |
| MN/STBM | Million Stock Tank Barrel per Month | | | | Details |
| MN/STBPM | Million Stock Tank Barrel Per Month | | | | Details |
| MN/BY | Million Barrel per Year | | | | Details |
| MN/BPY | Million Barrel Per Year | | | | Details |
| MN/STBY | Million Stock Tank Barrel per Year | | | | Details |
| MN/STBPY | Million Stock Tank Barrel Per Year | | | | Details |
| ND | Nominal Diameter | | | | Details |
| CND | Corbon Number Distillation | | | | Details |
| ENVID | Environmental Impact Identification | | | | Details |
| Hnp | huff-n-puff | | | | Details |
| NKPP | New Kuff Production Platform | | | | Details |
| NL | Non-Current Liabilities | | | | Details |
| NPM | Net Profit Margin | | | | Details |
| PREN | Pitting Resistant Equivalent Number | | | | Details |
| WIN | Work Identification Number | | | | Details |
| ADNOC | Abu Dhabi National Oil Company | | | | Details |
| NKPP | New Khuff Production Platform | | | | Details |
| NRU | Nitrogen Removal Unit | | | | Details |
| NSSC | Nasr Super Complex | | | | Details |
| NSSP | Nasr Separation Platform | | | | Details |
| LNGC | LNG Carrier | | | | Details |
| NMOL | New Main Oil Line | | | | Details |
| NS | Nasr | | | | Details |
| STERN | The back of a jackup rig (the flat end - same as AFT) | | | | Details |
| NBGR | Near Bit Gamma Ray | | | | Details |
| UNGC | United Nations Global Impact | | | | Details |
| MRMN | MultiReservoir Multiple Network | | | | Details |
| NS | North Sector | | | | Details |
| NWS | North West Sector | | | | Details |
| NES | North East Sector | | | | Details |
| NDF | nano based drilling fluid | | | | Details |
| NPs | nanoparticles | | | | Details |
| RNB | Revised National Budget | | | | Details |
| PNG | Producer North Group | | | | Details |
| ING | Injector North Group | | | | Details |
| NY | Next Year | | | | Details |
| N2Y | Next Two Years | | | | Details |
| N3Y | Next Three Years | | | | Details |
| NZE | Net Zero Emissions | | | | Details |
| NBA | Nickel Based Alloy | | | | Details |
| NYC | Not Yet Competent | | | | Details |
| COXSWAIN | Driver of a life boat | | | | Details |
| NRT | non-radioactive tracer (proppant) | | | | Details |
| RFN | Rock Fabric Number | | | | Details |
| UNC | Uncertainty | | | | Details |
| CnR | Conclusion and Recommendation | | | | Details |
| CnRs | Conclusions and Recommendations | | | | Details |
| OBN | Ocean Bottom Node | | | | Details |
