Patents by Inventor Jochen Krebs

Jochen Krebs 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).

  • System for treatment of waste paper having a pulping drum and a perforated sorting area
    Patent number: 6083350
    Abstract: A wastepaper treatment method and system which combines the pulping and sorting in a pulping drum (10) with a following wet-strength processing, performed with high mechanical intensity, e.g., in a pulper (20). With the easily pulping paper materials being separated already from the drum (10) in a fines fraction (3), particular advantages result in terms of quality and economy.
    Type: Grant
    Filed: October 23, 1997
    Date of Patent: July 4, 2000
    Assignee: Voith Sulzer Stoffaufbereitung GmbH
    Inventor: Jochen Krebs
  • Process and device for the decomposition of fibrous materials
    Patent number: 6000640
    Abstract: Process and device for decomposing fibrous material in an installation including a drum having an inner wall, a first end, and a second end, a displacer having an outer wall positioned inside the drum, and a processing channel formed between at least a portion of the outer wall and at least a portion of the inner wall. The process includes pouring fibrous material to be decomposed into the drum, relatively moving the outer wall relative to the inner wall in a peripheral direction of the drum, and mechanically processing the fibrous material in the processing channel.
    Type: Grant
    Filed: March 13, 1998
    Date of Patent: December 14, 1999
    Assignee: Voith Sulzer Papiertechnik Patent GmbH
    Inventors: Jochen Krebs, Wolfgang Muller, Andreas Steidele, Klaus Steinbild