Refrigeration system

Refrigeration – Cooler utilizing solidified gas – Means dispersing sublimed gas into cooled enclosure

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62407, F25D 312

Patent

active

047619694

ABSTRACT:
A non-mechanical refrigeration system particularly for use in a large insulated container such as a truck or railroad car for maintaining perishables at a desired low temperature during shipment. A cryogenic material such as liquid CO.sub.2 is used in a plurality of modes to permit or prevent exposure of the foodstuffs to CO.sub.2 vapors.

REFERENCES:
patent: 2170332 (1939-08-01), Justheim
patent: 2836963 (1958-06-01), Fox
patent: 3225558 (1965-12-01), Wulfken
patent: 3864936 (1975-02-01), Frank et al.
patent: 3906744 (1975-09-01), Knapp et al.
patent: 4457142 (1984-07-01), Bucher
patent: 4502293 (1985-03-01), Franklin, Jr.
patent: 4593536 (1986-06-01), Fink et al.

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