SV

Definition: 
Standing Valve||
English: 
Standing Valve
German: 
Stehen Ventil
French: 
permanent Valve
Spanish: 
Válvula de pie
Italian: 
valvola di fondo
Russian: 
Постоянный клапан
Romanian: 
Valve permanent
Arabic: 
صمام الدائمة
Persian: 
ایستاده شیر
Chinese: 
固定阀
Subject Area 1: 
Production Technology
Remarks: 
Standing valves act as check valves to prevent the migration of fluid in tubing back into the formation during intermittent gas-lift or plunger-lift operations.