US PATENT SUBCLASS 62 / 612
.~.~.~ Multicomponent cascade refrigeration

Current as of: June, 1999
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62 /   HD   REFRIGERATION

600  DF  CRYOGENIC TREATMENT OF GAS OR GAS MIXTURE {4}
606  DF  .~ Liquefaction {6}
611  DF  .~.~ Natural gas {3}
612.~.~.~ Multicomponent cascade refrigeration

DEFINITION

Classification: 62/612

Multicomponent cascade refrigeration:

(under subclass 611) Subject matter wherein the gas or gas mixture is liquified against a refrigeration cycle wherein the gas or gas mixture is a mixture having components that condense out at different temperatures.

SEE OR SEARCH THIS CLASS, SUBCLASS:

335, for multiple of two or more diverse function elements of a refrigeration producing system.