Patent ID: 7575771
Filing Date: 2009-08-18
Classification: A23K,A23L,Y10S

Abstract:
1. A method for the recovery of commercial waste parts for use in the manufacture of commercial pet food products, comprising the steps of: collecting waste parts selected from the group consisting of hearts, kidneys, lungs, liver, spleen, tripe, meat offcuts, chicken viscera, chicken heads and feet, chicken pieces, and chicken necks from the commercial processing of animals; size-reducing the waste parts by grinding to produce an emulsified material; heating said the emulsified material; substantially separating the proteinaceous fraction from the lipidaceous and aqueous fractions; substantially separating the lipidaceous and aqueous fractions from one another; wherein the proteinaceous, lipidaceous and aqueous fractions are each subsequently used in the production of commercial pet foods or components thereof.