Patents by Inventor Siegfried Kulisch

Siegfried Kulisch 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).

  • Sealing of apparatus with continuous product transport
    Patent number: 4794751
    Abstract: A method for sealing a passage (2) in a wall (3) for the unsupported transport of continuously accumulating tows (1), in which the pressure difference on both sides of the wall (3) is compensated by an additional gaseous medium (5).
    Type: Grant
    Filed: March 10, 1987
    Date of Patent: January 3, 1989
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfram Wagner, Peter R. Nyssen, Dieter Paulini, Dirk Berkenhaus, Siegfried Kulisch