Portable device for determining physical qualities of pressurize

Details Portable device for determining physical qualities of pressurize Portable device for determining physical qualities of pressurize

1979-04-11

1980-10-07

Martin, Jr., William D.

Geometrical instruments

Area integrators

Electrical

73 86, G01F 2304

Patent

active

042260230

ABSTRACT:
A portable device is provided for determining the physical qualities, such as amount, ullage, temperature, etc., of liquids in closed tanks containing the liquid and vapors of the liquid and/or an inert gas above the liquid without lowering the pressure or allowing the pressurizing gas or vapors to escape to the atmosphere.

REFERENCES:
patent: 1651956 (1927-12-01), Krammer
patent: 2006301 (1935-06-01), Meyer
patent: 2131868 (1938-10-01), Bolton et al.
patent: 2200630 (1940-05-01), McCabe
patent: 2226060 (1940-12-01), Johnson, Jr.
patent: 2265736 (1941-12-01), Larson
patent: 2284396 (1942-05-01), Pfeiffer
patent: 2324698 (1943-07-01), Hart
patent: 2677427 (1954-05-01), McKinney et al.
patent: 2870629 (1959-01-01), Willis
patent: 3718034 (1973-02-01), Swearingen
patent: 4123753 (1978-10-01), Gravert

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