دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

v: unscrewing the drill stem into single joints and placing them 00 the pipe rack. The operation takes place 00 completion of the well, or in changing from one size of pipe to another. See lay down pipe.

n: Put the singles which are unloaded from drill pipe stand on the pipe carrier.