Liquid Carbonic Corporation

Robert J Ogarek

Gary Dee Lang

Martin M Reynolds

Jose M Camacho

Donald S Finan

Walter C Broderdorf

Stephen F Donohue

Refrigeration apparatus for cooling or freezing products such as protein materials includes a drum through which heat transfer fluid is circulated. A belt is wrapped around part of the drum surface and the product to be refrigerated is applied to the drum surface, being pressed thereagainst by the belt. Either liquid or triple point carbon dioxide is circulated through the drum to cool the product in contact therewith. Other heat transfer fluids such as D-Limonene or DOWTHERM may also be circulated through the drum. A tank and related apparatus for cooling the heat transfer fluid is also disclosed.

Apparatus for cooling a heat transfer fluid

Refrigeration apparatus and method of refrigeration

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Chicago, IL, United States of America

Robert J Ogarek