دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a device used in the flow cross of the Christmas tree as a thread protector while the rods are being run. Because it is brass, it prevents friction sparks.

n: a short threaded nipple screwed into the open end of the coupling and over the threaded end of casing to protect the threads from dirt accumulation and damage. It is made of steel or plastic. Also called thread protector.

n: The nipple connected at casing collar to prevent pipe junction damaged.

n: the pipe thread protector that can protect female screw of tube.

n: see thread protector.

n: a metal or plastic device that is screwed onto or into pipe threads to protect them from damage when the pipe is not in use.

n: A cheap, expendable, perhaps even disposable threaded shape to mate with threads on drillstring and casing components. Thread protectors prevent harmful impacts and other contact to the metal thread surfaces.

plastic or metal storage couplings that are screwed onto a stored tubing string, protecting the threads from impact and sometimes corrosion.