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A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
A23B7/00—Preservation of fruit or vegetables; Chemical ripening of fruit or vegetables
A23B7/14—Preserving or ripening with chemicals not covered by group A23B7/08 or A23B7/10
A23B7/144—Preserving or ripening with chemicals not covered by group A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor
A—HUMAN NECESSITIES
A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
A23B—PRESERVATION OF FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES; CHEMICAL RIPENING OF FRUIT OR VEGETABLES
A23B2/00—Preservation of foods or foodstuffs, in general
A23B2/70—Preservation of foods or foodstuffs, in general by treatment with chemicals
A23B2/704—Preservation of foods or foodstuffs, in general by treatment with chemicals in the form of gases, e.g. fumigation; Compositions or apparatus therefor
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FR605625D1925-10-021925-11-02Procédé et dispositif pour conserver des liquides, fruits, légumes et d'autres produits alimentaires, sans les chauffer
ExpiredFR605625A
(fr)