دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a device placed on a piece of equipment that is lowered into a wellbore so that the equipment may be retrieved by wireline.

n: The surface on which a fishing tool engages (internally or externally) when retrieving tubing, tools, or equipment stuck or lost in a wellbore. Tools and equipment that are temporarily installed in a wellbore are generally equipped with a specific fishing

a piece of equipment on most downhole tools that is designed for simple, non-rotating attachment when retrieving.