دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a solid disk used to deadend, or close off, a companion flange.

n: a heavy wall sub placed in the tubing string opposite flowing perforations.

n: liner with no perforations. blank off v: to close off (as with a blank flange or bull plug).

n: pipe, usually casing, with no perforations.

n: a gas phase above a liquid phase in a vessel. It is placed there to protect the liquid from contamination, to reduce the hazard of detonation, or to pressure the liquid. The gas has a source outside of the vessel.

n: a plug used to cut of flow of liquid.

a plug run to seal off tubing.

n: a tubing sub made of abrasionresistant material. It is used in a tubing string where high-velocity flow through perforations may cause external erosion.

an abrasion and erosion resistant tube that is run where ever direct sand impingement is a problem.

n: the drilling of holes into the earth for the purpose of placing a blasting charge (such as dynamite) in them.