دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: See pin tap.

n: See pin tap.

n: See pin tap.

n: refer toexpansion pin tap

n: a kind of fishing tool which can loosen the chafed pipe when unfreezing and back-off is invalid

n: refer topin tap

n: a tool that goes inside pipe lost in a well to provide a firm grip and permit recovery of the fish. Sometimes used in place of a spear.

n: refer topin tap

n: a short, threaded device made up on the bottom of drill pipe or tubing and used to screw into the box of a stand of drill pipe or drill collars lost in the hole. Once the pin tap is engaged, the lost pipe can be retrieved.

n: usually it uses as a tool to fish the tube fishings.