Low pressure gas regulator

Details Low pressure gas regulator Low pressure gas regulator

1977-05-11

1978-10-17

Schwadron, Martin P.

Fluent material handling, with receiver or receiver coacting mea

Evacuation apparatus

With filling with gas

422 99, 116114PV, 134169R, 137240, 13724715, 137433, 141 95, 141303, B08B 908, F16K 900

Patent

active

041203313

ABSTRACT:
A low pressure gas regulator for purging vessels in which valve means first connects a vessel to be purged with a vacuum pump, and then when the vessel is substantially evacuated, it connects the evacuated vessel with a source of purging gas.

REFERENCES:
patent: 582623 (1897-05-01), Dolley
patent: 3118735 (1964-01-01), Favre et al.

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