Method and apparatus for freezing food products

Refrigeration – Processes – Treating an article

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Details

62 64, 62374, 62380, F25D 1306, F25D 1702

Patent

active

058785825

ABSTRACT:
Apparatus and method for freezing food products including a first freezer section utilizing a liquid or solid cryogen and a second freezer section which utilizes cryogenic vapor from the first freezer section to complete the freezing operation, the first and second freezer sections being in a vertical arrangement to minimize floor space and improve cooling efficiency.

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patent: 4912943 (1990-04-01), Hubert et al.
patent: 4972681 (1990-11-01), Lofkvist
patent: 4992289 (1991-02-01), Kiczek
patent: 5349828 (1994-09-01), Lee et al.
patent: 5509277 (1996-04-01), Kiczek et al.
patent: 5522227 (1996-06-01), Appolonia et al.
patent: 5630327 (1997-05-01), Kiczek et al.

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