with direct contact between the food and the chemical, e.g. liquid N, at cryogenic temperature

Full Title

Preservation of meat, sausages, fish or fish products > Freezing; Subsequent thawing; Cooling > with addition of chemicals before or during cooling > with direct contact between the food and the chemical, e.g. liquid N, at cryogenic temperature

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