APPARATUS AND METHOD FOR COOLING A FOOD PRODUCT

摘要

An apparatus for cooling a food product (5) comprising a heat exchanger (1) with a heat extraction surface (2), a heat transfer surface (3) and a means for contacting a cryogenic liquid (6) with the heat transfer surface (3) characterised in that the heat transfer surface (3) comprises a coating layer with a thermal resistance between 0.1 and 1 x 10<SUP>-5</SUP> m<SUP>2</SUP>KW<SUP>-1</SUP>.