Patent ID: 8082840

Claim:
A system for pasteurization thermal treatment of foodstuffs, particularly leaf products, comprising: loading means for loading a product to be subjected to treatment; a first treatment section in which the product to be subjected to treatment is conveyed by said loading means, said first treatment section heating said product by a first treatment fluid, so as to reduce starting concentration of thermo sensitive bacterial flora present in the same; a second treatment section, provided in cascade with said first treatment section, said second treatment section cooling the product by a second treatment fluid, so as to stop growing of residual bacterial flora present; separating and conveying means for separating said product from said first treatment fluid and for conveying said product from said first treatment section to said second treatment section, said separating and conveying means being provided at the outlet of said first treatment section so as to allow only treated product to enter said second treatment section; and discharging means for discharging the treated product, wherein each one of said first and second treatment section comprises: a washing conduit, comprised of one or more sections of rectilinear tubes and of one or more corresponding curved tube sections; a Venturi tube element connected to said washing conduit; and a pump, connected with said Venturi tube element by a further tube, said pump being suitable to pump a treatment fluid; said Venturi tube element mixing said product and said treatment fluid pumped by said pump to increase at the same time the speed of the mixture obtained and permitting the mixture to reach the second end of said washing conduit.