Patent classifications
A
HUMAN NECESSITIES
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A23
FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
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A23B
PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
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4/00
Preservation of meat, sausages, fish or fish products
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A23B4/06
Freezing; Subsequent thawing; Cooling
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A23B4/062
the materials being transported through or in the apparatus with or without shaping, e.g. in the form of powder, granules or flakes
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