Heat treatment of fresh liquid milk products
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United States of America Patent
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Jan 17, 1989
Grant Date -
N/A
app pub date -
Sep 3, 1985
filing date -
Sep 3, 1984
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A process for the production of a liquid dairy product that is substantially free from micro-organisms that would bring about spoilage during storage of the untreated product at 10.degree. to 30.degree. C., which process comprises the steps of (a) heating a liquid milk product to a temperature not exceeding 105.degree. C., (b) heating the liquid milk product at a rate of at least 4.8.degree. C. per second to a temperature above 105.degree. C. and (c) cooling the liquid milk product at a rate of at least 8.8.degree. C. per second to a temperature below 110.degree. C., the total time that the liquid milk product spends above 105.degree. C. being such that the B* value of the complete heat treatment regime is not more than 1.01 and not less than about 0.5 and the C* value of the complete heat treatment regime is not more than 0.27.
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