Blowout preventer

Details Blowout preventer Blowout preventer

1987-12-17

1991-05-07

Fox, John C.

Valves and valve actuation

Blow-out preventers

Radial reciprocating ram

277126, F16K 302

Patent

active

050130056

ABSTRACT:
A blowout preventer with a body having a central bore and aligned, opposed guideways extending outward from said central bore, a ram in each of said guideways, means for moving the rams in the guideways, each ram having a ram body with a pair of vertical face recesses and a face slot for receiving an improved packer including a packer body of resilient material with two vertical recesses aligned with the ram body recesses, said packer body also having tubing supporting means and a tubing sealing means.

REFERENCES:
patent: 2746710 (1956-05-01), Jones
patent: 2855172 (1958-10-01), Jones
patent: 2947508 (1960-08-01), Allen
patent: 3554278 (1971-01-01), Reistle, III et al.
patent: 3817326 (1974-06-01), Meynier, III
patent: 3955622 (1976-05-01), Jones
patent: 4043389 (1977-08-01), Cobb
patent: 4057887 (1977-11-01), Jones et al.
patent: 4215747 (1980-08-01), Cox et al.
patent: 4229012 (1980-10-01), Williams, III

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