KINETIC SHEAR RAM FOR WELL PRESSURE CONTROL APPARATUS

A blowout preventer has a main body having a through bore. A housing is mounted to the main body and defines a passage connected to and transverse to the through bore. An isolation ring cutter is initially disposed around the through bore and closes the passage to fluid flow. The isolation ring cutt...

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Bibliographische Detailangaben
Hauptverfasser: GALLAGHER, Bobby James, GALLAGHER, Billy Jack
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:A blowout preventer has a main body having a through bore. A housing is mounted to the main body and defines a passage connected to and transverse to the through bore. An isolation ring cutter is initially disposed around the through bore and closes the passage to fluid flow. The isolation ring cutter is movable along the passage and has an opening coincident with the through bore. A piston and gate are disposed in the passage spaced apart from the isolation ring cutter. A propellant charge is disposed between the piston and an end.