دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: the prevent sticking joint that connected the top of fishing tool.

an energy increasing device, with sudden energy release, used in a jarring string while fishing.

n: a fishing tool installed inside washover pipe to prevent a fish stuck off bottom from falling to bottom during a washover. Slips on the anchor washpipe spear engage the inside of the washover pipe as the pipe travels downhole around the fish.

n: A kind of wash over fishing tool. The slip grip which is used to wash over and fish the pipe stick in the wellbore is installed in the washover pipe.

n: The tool that goes in the hole with fishing tool. It can not fish by itself but is helpful for fishing operation.

n: The fishing tool

n: The tool that not fishes junk directly but just changes the condition of the junk to make it convenient for fishing.

n: The pressure within a system caused by fluid friction or an induced resistance to flow through the system. Hydraulic Thru-Tubing Fishing tools are typically operated using back pressure created by fiow through a nozzle.

a pressure caused by a restriction or fluid head that exerts an opposing pressure to flow.

n: The operation that is hard to fish due to the complicated wellbore or fishing.

n: an expandable, cylindrically shaped gripping mechanism that is fitted into an overshot to retrieve fish from the borehole. See grapple.