Freezer apparatus

Refrigeration – Processes – Treating an article

Patent

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Details

62 65, 62374, 62380, 62381, F25D 1306

Patent

active

060388684

ABSTRACT:
Apparatus and methods for freezing products, such as food products, in which a breathable liquid cryogen is sprayed onto the products as they are conveyed into the insulated enclosure of a mechanical conveyor freezer. Some of the cryogen vaporized through contact with the products is ducted into the top of the enclosure, and means may be provided for spraying cryogen directly into the freezer enclosure.

REFERENCES:
patent: 4947654 (1990-08-01), Sink et al.
patent: 5410886 (1995-05-01), Wallace et al.

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