Found 876 abbreviations starting with O:

Abbreviation	Definition	English
OAP	outer annulus pressure
OAPEC	Organization of Arab Petroleum Countries
OAPEC	Organization of Arab Petroleum Exporting Countries
OAPEC	Organization of Arab Petroleum Exporting Countries (—)
oAPI	GeoFrame legacy unit
OAU	Organization of African Unity
OAUST	OMV AUSTRALIA PTY LTD
OAW	oil abandoned well
OAZI	Source Offset Azimuth
OB	OverBalanced (refer to conventional over balanced drilling)
OB	Operator Board
OB	off bottom
OB	Ohne Befund	No findings
ob	Obere Teil	Upper part
OB	Overburden

Showing 811 to 825 of 876 entries