دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: see internal cutter.

n: a fishing tool with knife.

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.

n: Low an inside cutter or outer cutter with bite in or out of the stuck drilling tools ,and then rotate the pipe so that the cutter cuts the pipe in the expected location .The left pipe in the well can be processed by washover backoff connector tool