Inner seal and support rod assembly for high pressure blowout pr

Details Inner seal and support rod assembly for high pressure blowout pr Inner seal and support rod assembly for high pressure blowout pr

1982-05-07

1984-06-26

Schwadron, Martin P.

Valves and valve actuation

Blow-out preventers

251 1A, 277 31, 277228, E21B 3306

Patent

active

044562152

ABSTRACT:
A new and improved inner seal and support rod assembly for a blowout preventer including an inner seal assembly for improved sealing and configured to promote ease of maintenance and removal thereof in cooperation with substantially horizontally disposed, vertically aligned support rods of the blowout preventer.

REFERENCES:
patent: 1963683 (1934-06-01), Shaffer
patent: 3208357 (1965-09-01), Allen et al.
patent: 3939903 (1976-02-01), Sakaki et al.
Dec. 1981 Instruction Manual No. 5/8523 of Bowen Tools, Inc.

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