Helical conveyor freezer
US5343715A · kind A · utility
24Cited by
11References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 1, 1993 |
| Grant date | Sep 6, 1994 |
| Priority date | — |
| Expiry date | Feb 1, 2013 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65G2207/24
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.