Helical conveyor freezer

Details Helical conveyor freezer Helical conveyor freezer

1993-02-01

1994-09-06

Bennet, Henry A.

Refrigeration

Article moving means

Rotary about fixed axis, e.g., rotary shelf or scraper

62332, 62 62, 62 63, F25B 2500

Patent

active

053437152

ABSTRACT:
A food freezer for continuous freezing of food products utilizing a helical conveyor for transporting the food products through an enclosure in which the food products are cooled. Mechanical refrigeration apparatus employs a refrigerant to cool an atmosphere gas which is circulated across the food products within the enclosure. The refrigerant is also employed to subcool a cryogen which also cools the same food products.

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patent: 4953365 (1990-09-01), Lang et al.
patent: 5042262 (1991-08-01), Gyger et al.
patent: 5170631 (1992-12-01), Lang et al.

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