دیکشنری تخصصی مهندسی نفت - نسخه آنلاین

n: a complete trip from the bottom of the wellbore to the top.

n: The process that the drilling fluid returns to the well head from the bottom hole.

circulating the bottom hole fluid to the top of the well.

v: to control a blowout by placing a very strong valve on the wellhead. See blowout.

n: Installing blowout control equipment in the well head to control blowout.

control a blow out or seal at the surface after a P&A.

n: The well drilled in the center of well head in order to install cellar connection, expel sewage and pretect derrick footing from being submerged.

n: See well head set up.

n: The valve controlling the fluid passing through well head.

n: See well head set up.

closed in well head pressure.

n: the ratio between the pressure in the hole and the operating-piston pressure needed to close the rams of a blowout preventer.

n: The ratio between subsurface pressure and working hydraulic pressure which closing BOP rams requires.

the ratio between the pressure in the hole and the operating-piston pressure needed to close the rams on a given BOP design against a particular well head pressure.

n: Installation of conductor line at well head.

n: Used as well head for liner cementing. Sending to the top of column by installing in the liner.