Cryogenic refrigeration system

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

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62407, F25D 312

Patent

active

047048760

ABSTRACT:
A railcar refrigerated by carbon dioxide snow has compartment at top for containing a supply of such snow. Openings are provided along each side and end wall for escape of carbon dioxide gas from compartment so it can flow down along each side of load and envelop same. Floor of car is formed with longitudinal channels with manifolds at ends of car to cause flow of gas toward one end along side walls and then through interior channels to discharge opening at opposite end.

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patent: 4502293 (1985-03-01), Franklin, Jr.
patent: 4593536 (1986-06-01), Fink et al.
American Frozen Food Institute study titled, Executive Summary Report, dated Mar. 1985, "Cryogenic Rail Car Project".

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