Patents by Inventor Leif G. Holm

Leif G. Holm has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Recovery of fat and meat meal from animal raw material
    Patent number: 4137335
    Abstract: Animal raw material is boiled at least mainly by indirect heating and then divided into stick water and solids, the solids being separately dried to form a first meat meal fraction. The stick water, preferably after separating a sludge component and a fat component therefrom, is concentrated by evaporation and then divided into a sludge phase and a fat phase, the sludge phase being dried to form a second meat meal fraction.
    Type: Grant
    Filed: April 18, 1974
    Date of Patent: January 30, 1979
    Assignee: Alfa-Laval AB
    Inventors: Leif G. Holm, Birgitte N. Korremann-Nielsen