| abstract |
(57) [Summary] [Objective] The object of the present invention is to provide a method and apparatus for sterilizing a milk-based product, in which the processed product maintains high quality, that is, less lactulose is produced, but the economy of operation is good. To do. [Composition] Indirect preheating of products made from milk, The product is then heated to a sterilization temperature of 140-150 ° C. by direct injection of steam into the product and the sterilized product is cooled from the above sterilization temperature to a temperature in the range of 90-120 ° C. by an indirect cooling process, after which the product is sterilized. Is cooled to 70-85 ° C by flash cooling. |