Fire safe plug valve

Details Fire safe plug valve Fire safe plug valve

1982-08-19

1984-05-22

Chambers, A. Michael

Valves and valve actuation

Mechanical movement actuator

Particularly packed or sealed

137 72, 277DIG6, 277 58, 277177, 251312, F16K 3144

Patent

active

044496958

ABSTRACT:
A valve for controlling the flow of fluids of a flammable nature and under high pressure, which includes a hollow body having a plug rotatably mounted within the body between the floating seats at inlet and outlet ports with a packing plate in the bonnet capable of maintaining a seal against loss of fluids when the valve has been subjected to high temperature caused by fire.

REFERENCES:
patent: 3326516 (1967-06-01), Sachnik
patent: 3595585 (1971-07-01), Bristow
patent: 4245661 (1981-01-01), McGee
patent: 4249555 (1981-02-01), Scaramucci
patent: 4273148 (1981-06-01), Charland
patent: 4305567 (1981-12-01), Lunt
patent: 4379557 (1983-04-01), Saka

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