دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: A wireline tool used to determine the free point on a stuck string. The free-point indicator operates by detecting stretch in the tubular when tension is applied at surface. If stretch is not detected, the string must be stuck above the tool;if stretch i

a tool with strain gauges that is run on wireline and moved along the stuck pipe with successive pipe pulls until the stuck point is located.

n: a device run on wireline into the wellbore and inside the fishing string and fish to locate the area where a fish is stuck. When the drill string is pulled and turned, the electromagnetic fields of free pipe and stuck pipe differ. The freepoint indicator is able to distinguish these differences, which are registered on a metering device at the surface.

n: the depth in the hole at which the tubing, casing, or drill pipe is stuck. See free-point indicator.

n: refer to stuck point.