دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

a type of gas lift mandrel that allows full bore passage. The valve “pocket” is on the side of the pipe.

a short, full diameter passage tubing sub with a pocket reachable from the inside where gas lift valves or chemical injection valves can be placed by wireline.

lock ring that anchors the gas lift valve in the side pocket mandrel.