Process to produce liquid cryogen

Details Process to produce liquid cryogen Process to produce liquid cryogen

1987-06-02

1988-10-18

Warner, Steven E.

Refrigeration

Processes

Circulating external gas

62 38, F25J 300

Patent

active

047784970

ABSTRACT:
A process to produce liquid cryogen wherein subcooled supercritical liquid is expanded without vaporization and a portion thereof is used to carry out the subcooling by vaporization under reduced pressure.

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