Blowout preventer definition

Blowout preventer means a heavy casinghead control fitted with special gates or rams which can be closed around the drill pipe, or which completely closes the top of the casing.
Blowout preventer means a device attached above the well head-
Blowout preventer means an effective casinghead control equipped with special gates, rams, and expansion type preventer which can be closed around the drill pipe, or which completely closes the top of the casing when the pipe is withdrawn.

More Definitions of Blowout preventer

Blowout preventer means a heavy casinghead control fitted with special gates or rams that can be closed around the drill pipe, or that completely closes the top of the casing.
Blowout preventer means a device attached above the well head to control pressure and to prevent uncontrolled escape of fluids from the annular space between tubing and casing or between drill pipe and casing or between wire line and tubing or to shut-off the well if no drill pipe or tubing is in the hole, should a kick or blowout occur.
Blowout preventer or “BOP” shall mean the subsea equipment, both hardware and software, used as a secondary means of well control in Drilling Operations.
Blowout preventer means a mechanical, hydraulic, pneumatic or other device or combination of such devices secured to the top of a well casing, including valves, fittings and control mechanisms connected therewith, which can be closed around the drill pipe, or other tubular goods which completely closes the top of the casing and are designed for preventing blowouts.
Blowout preventer means equipment installed at the wellhead for the purpose of preventing an uncontrolled flow of gas, oil or other well fluids in the space between the casing and the drill pipe or in an open hole during drilling, completion, or production operations;
Blowout preventer means a device attached to the wellhead that allows the well to be sealed to confine the well fluids in the wellbore.