دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n pi: special tools or equipment made to be lowered into and retrieved from the well on a wireline, e.g., packers, swabs, gas-lift valves, measuring devices.

tools specifically designed to operate on wireline conveyance. May be either for slickline (non electrical signal conducting) or for electric line.