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
A23B2/20—Preservation of foods or foodstuffs, in general by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus
A23B2/25—Preservation of foods or foodstuffs, in general by heating materials in packages which are progressively transported, continuously or stepwise, through the apparatus with packages transported along a helical path
Procede continu, et systeme pour la pasteurisation ou la sterilisation de denrees alimentaires dans un conteneur rigide suivie de sa fermeture sous vide profond par injection de vapeur rotative et refroidissement rapide homogene