Patent ID: 6797299
Filing Date: 2004-09-28
Classification: A23L,Y10S

Abstract:
A method for desalting nutritional supplements with animal protein, comprising actions of:(1) stewing animal tissues in water under high pressure for same to become a semi-product; (2) removing oil and meat residues from said semi-product; (3) filtering said semi-product; (4) setting up a first, and a second columns containing exchange resin with strongly acidic cations, and exchange resin with strongly basic anion respectively; (5) passing said filtered semi-product through said strongly acidic cation exchange resin in said first column so as to exchange cations including Na+ of said semi-product for said cations (H+) in said strongly acidic cation exchange resin; (6) passing said semi-product through said strongly basic anion exchange resin in said second column so as to exchange anions of said semi-product for said anions (OHâˆ’) in said strongly basic anion exchange resin; and, (7) concentrating said semi-product for same to become a finished product.