Title:
RIVER FISH FRESHNESS PRESERVATION METHOD
Document Type and Number:
WIPO Patent Application WO/2020/024126
Kind Code:
A1
Abstract:
A river fish freshness preservation method, comprising: (1) after catching a fish farmed in a pond from the pond, putting the fish in 5% diethyl ether aqueous solution for 10 minutes to faint same; (2) after the treatment in step (1), covering the eyes of the fish with a paper, and immediately putting the fish in a -20°C icehouse to quickly freeze same for 20 minutes; (3) after the treatment in step (2), preserving the fish in a -15°C refrigerating apparatus, and before cooking, removing the paper covering the eyes of the fish, and putting the fish in a 15-20°C warm water basin to awake the fish. The method implements a long keepalive period of more than 10 days and features low costs.
Inventors:
WU QINFEN (CN)
Application Number:
PCT/CN2018/097909
Publication Date:
February 06, 2020
Filing Date:
August 01, 2018
Export Citation:
Assignee:
WU QINFEN (CN)
International Classes:
A23B4/06; A23B4/09
Foreign References:
| CN107258878A | 2017-10-20 |
Other References:
YANG HUALIAN ET AL: "The ether anaesthesia method", PRACTICAL TECHNIQUES FOR PADDLEFISH AQUACULTURE, 31 July 2014 (2014-07-31), pages 60 - 61
Attorney, Agent or Firm:
NANTONG YONGTONG PATENT AGENCY (CN)
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