IPC Subgroup
A23B 4/08 with addition of chemicals before or during cooling
Introduced: July 1974
Last revised: January 2006
Full Title
Preservation of meat, sausages, fish or fish products > Freezing; Subsequent thawing; Cooling > with addition of chemicals before or during cooling
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; PREPARATION, TREATMENT OR PRESERVATION THEREOF
- Subclass:
- PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
1 direct subcode
Child Classifications
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- A23B 4/09 with direct contact between the food and the chemical, e.g. liquid N, at cryogenic temperature