Meaning annular blowout preventer
What does annular blowout preventer mean? Here you find 3 meanings of the word annular blowout preventer. You can also add a definition of annular blowout preventer yourself
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annular blowout preventerA large valve used to control wellbore fluids. In this type of valve, the sealing element resembles a large rubber doughnut that is mechanically squeezed inward to seal on either pipe (drill collar, drillpipe, casing, or tubing) or the openhole. The ability to seal on a variety of pipe sizes is one advantage the annular blowout preventer has over t [..]
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annular blowout preventerAn annular blowout preventer is a large, specialized valve used to seal, control and monitor oil and gas wells. It is usually installed above the ram preventers that forms a seal in the annular space [..]
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annular blowout preventerInvented in 1952, these are often referred to as “Hydrils.” These blowout preventers use a rubber seals to close around the drill string and seal the well.
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