US PATENT SUBCLASS 62 / 50.4
.~.~.~ Operates valve which controls flow of liquid

Current as of: June, 1999
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62 /   HD   REFRIGERATION

45.1  DF  STORAGE OF SOLIDIFIED OR LIQUIFIED GAS (E.G., CRYOGEN) {12}
50.1  DF  .~ Liquified gas transferred as liquid {3}
50.2  DF  .~.~ With vaporizing of liquified gas downstream of storage {3}
50.4.~.~.~ Operates valve which controls flow of liquid

DEFINITION

Classification: 62/50.4

Operates valve which controls flow of liquid:

(under subclass 50.2) Process or apparatus wherein the potential adjusts a valve used to regulate the liquid being removed from the receptacle.