Blowout Preventer

(redirected from Blow Out Preventer)

blowout preventer

[′blō‚au̇t pri‚ven·tər]
(petroleum engineering)
Any one of several types of valves used on the wellhead to prevent the loss of pressure either in the annular space between drill pipe and casing or in the open hole during drilling completion operations.

Blowout Preventer


a device for the hermetic sealing of a well during drilling. It is used to prevent the open gushing of oil or gas.

References in periodicals archive ?
Surface casing has subsequently been cemented and a statutory test of the blow out preventer has been completed.
In line with the newbuilding's employment, the Norwegian company will invest USD35m in a second blow out preventer (BOP).
14 September 2011 - Norwegian rig operator Sevan Drilling (OSL:SEVDR) said late on Tuesday that during maintenance of the Sevan Driller rig, an arm of the remote operated vehicle (ROV) broke and lodged into the return line from the blow out preventer (BOP).
Due to extensive section milling operations required on the project, Coretrax provided its BOP cleaning and swarf recovery string to remove swarf from ram cavities and protect the blow out preventer (BOP).
Tenders are invited for Hiring Of Services For Inspection, Refurbishment And Recertification Of Oils Blow Out Preventer
will unveil its latest product, the BlueGuard Blow Out Preventer (BOP) Protector, at the annual Offshore Technology Conference (OTC) in Houston, Texas, between May 5-8, 2014.
Early reports indicated that the deadly explosion and subsequent gas fire were partly the result of a failed blow out preventer as was the case in British Petroleum (BP) 2010 Gulf oil spill.
Eni plans to install the wellhead and Blow Out Preventer (BOP) on the 20 casing before drilling the 17A' hole to a target depth of around 3,000m.