Liquid storage vessel venting system

Details Liquid storage vessel venting system Liquid storage vessel venting system

1993-07-19

1994-10-25

Chambers, A. Michael

Fluid handling

With casing, support, protector or static constructional...

Vehicle

137209, 137557, 137589, A01G 2509

Patent

active

053580095

ABSTRACT:
A check valve assembly is provided for a liquid storage vessel, such as a tank. The system includes a housing for mounting to the tank. A fluid outlet and an air inlet are provided in the housing. An inlet check valve and an outlet check valve are provided on the housing for selectively venting the tank. An air filter is mounted over the air inlet to remove airborne contaminants. The check valve assembly may include a pressure gauge, a nitrogen source inlet, and an emergency relief valve.

REFERENCES:
patent: 1004982 (1911-10-01), Budlong
patent: 2947330 (1960-08-01), Savage
patent: 3225696 (1965-12-01), Brigman
patent: 3472482 (1969-10-01), Gardner
patent: 3674061 (1972-07-01), Calisher et al.
patent: 4192347 (1980-03-01), Richard
patent: 4239054 (1980-12-01), Van Ryn
patent: 4420022 (1983-12-01), Landry
patent: 4553573 (1985-11-01), McGarrah
patent: 4606476 (1986-08-01), Pocock et al.
patent: 4641693 (1987-02-01), Rakucewicz
patent: 4683921 (1987-08-01), Nesser
patent: 4862931 (1989-09-01), Vella

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