Method and apparatus for maintaining the level of cold liquid wi

Details Method and apparatus for maintaining the level of cold liquid wi Method and apparatus for maintaining the level of cold liquid wi

1994-07-18

1996-04-30

Capossela, Ronald C.

Refrigeration

Storage of solidified or liquified gas

With vapor discharged from storage receptacle

62 492, F17C 704

Patent

active

055113834

ABSTRACT:
A method and apparatus for limiting the level of cold liquid within a vessel by sensing the expansion of cold liquid due to ambient heat leak, and venting pressurized vapor from the vessel to reduce the rate of expansion of the cold liquid.

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"Recovery Danger: Using cylinders without high-level shutoff, overfill protection: A risk not worth taking," Air Conditioning, Heating & Refrigeration News, Apr. 1994.
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Sporlan Valve Company, "Thermostatic Expansion Valves with Selective Charges," Oct. 1981.
Alco Controls, "Thermo Expansion Valves," May 1990.
Parker Refrigeration Components Group,"Condensed Catalog Halocarbon Products".
"National Fire Protection Association 59A," 1990 Edition.

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