Blowout preventer drilling rig

A blowout preventer (BOP) (pronounced B-O-P) is a specialized or similar mechanical device, used to seal, control and monitor and gas wells to prevent , the uncontrolled release of crude oil or natural gas from a well. They are usually installed in stacks of other valves. The earliest blowout preventers; Regan Type K Annulars were used, beginnin. [pdf]

Celtic drilling rig blowout

Well blowouts can occur during the drilling phase, during , during well , during production, or during activities. Blowouts can eject the out of the well, and the force of the escaping fluid can be strong enough to damage the . In addition to oil, the output of a well blowout might include natural gas, water, drilling fluid, mud, sand, roc. The blowout and fire resulted from an explosion within the swab tree assembly located at the top of the well. More specifically, an explosive environment that had been created through a mixing of hydrocarbons and air was ignited, but the source of the ignition could not be definitively determined. [pdf]

Bop drilling rig

Since BOPs are important for the safety of the crew and natural environment, as well as the drilling rig and the wellbore itself, authorities recommend, and regulations require, that BOPs be regularly inspected, tested and refurbished. . A blowout preventer (BOP) (pronounced B-O-P) is a specialized or similar mechanical device, used to seal, control and monitor and gas wells to prevent , the uncontrolled release of crude oil or natural. . When wells are drilled on land or in very shallow water where the wellhead is above the water line, BOPs are activated by hydraulic pressure. . During the incident on April 20, 2010, the blowout preventer should have been activated automatically, cutting the drill string and sealing. . • 2010-06-24 at the May 2010• May 2010 . Blowout preventers come in a variety of styles, sizes and pressure ratings. Several individual units serving various functions are combined to. . BOPs come in two basic types, ram and annular. Both are often used together in BOP stacks, typically with at least one annular BOP capping a stack of several ram BOPs.Ram blowout preventerThe . • • with a list of notable offshore well blowouts• • • [pdf]