Patents by Inventor Friedrich Kruse

Friedrich Kruse 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).

  • Process for the production of silicate-based builder granules with increased apparent density
    Patent number: 5807529
    Abstract: A process for producing silicate or silicate-containing builder granules having an apparent density of at least 600 g/l by compacting silicate materials having an apparent density of less than 500 g/l, a molar ratio of SiO.sub.2 to Na.sub.2 O of 1.3 to 4, and a water content of up to 15% by weight, wherein the silicate materials are X-ray amorphous and are present in the form of a fine particle solid having a flake structure.
    Type: Grant
    Filed: January 2, 1997
    Date of Patent: September 15, 1998
    Assignee: Henkel Kommanditgesellschaft Auf Aktien
    Inventors: Hans-Friedrich Kruse, Beatrix Kottwitz, Volker Bauer, Berthold Schreck, Joerg Poethkow, Wolfgang Breuer
  • Process for the continuous production of a granular detergent
    Patent number: 5616550
    Abstract: A process for the continuous production of a granular detergent composition comprising:(a) pregranulating at least 40% by weight of a mixture of solid and liquid detergent components, based on the total weight of the solid and liquid cleaning components, in a first low-speed mixer/granulator having mixing tools contained therein, to form a pregranulated detergent mixture; and(b) granulating the pregranulated detergent mixture in a second high-speed mixer/granulator to form a final granular detergent composition.
    Type: Grant
    Filed: December 19, 1994
    Date of Patent: April 1, 1997
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Hans-Friedrich Kruse, Hans-Josef Beaujean, Thomas Holderbaum, Jochen Jacobs
  • Cutting machine for paper, paperboard, brochures or the like
    Patent number: D280904
    Type: Grant
    Filed: January 24, 1983
    Date of Patent: October 8, 1985
    Inventors: Friedrich Kruse, Hans Hameyer