دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a tool to cut drill pipe stuck in the hole. Tools that cut the pipe either internally or externally, permitting some of it to be withdrawn, are available. Jet cutoff or chemical cutoff is also used to free stuck pipe.

n: a mechanical cutting tool that can cut the stuck pipe in or out of the pipe

n: a procedure for severing pipe stuck in a well by detonating special Shaped- charge explosives similar to those used in jet perforating. The explosive is lowered into the pipe to the desired depth and detonated. The fon:e of the explosion makes radiating horizontal cuts around the pipe, and die severed portion of the pipe is retrieved.

n: a special method using the explosion of dynamite to cut the frozen pipe.

n: a fishing tool that uses shaped charges to sever casing, tubing, or drill pipe stuck in the hole. See jet cutoff. Compare chemical cuffer.

n: a kinds of inside cutter to cut the frozen pipe in the hole.

a radial shaped charge (explosive) cutter for pipe.