Patents by Inventor Helmut Schule

Helmut Schule 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).

  • Solids concentrate which contains abrasive solids and causes little wear
    Patent number: 4609382
    Abstract: The wear on machine components is reduced during processing of solids concentrates containing abrasive solids if solids concentrates in which the carrier material has a resistance to shear and/or deformation which is the same as or higher than that of the polymer to be provided with the solids concentrate are employed.
    Type: Grant
    Filed: February 7, 1985
    Date of Patent: September 2, 1986
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Hans-Gerhard Fritz, Helmut Schule, Eberhard Grunschloss, Tomas Riedel, Karl Maier