Patents by Inventor Birgit Köhler

Birgit Köhler 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).

  • Separation module, method for its production and its use
    Patent number: 8021619
    Abstract: A separation module which contains at least one bundle of ceramic capillaries (9), in which, for controlling the material transport and the flow in the separation module, a certain distance is established between the capillaries (9) by joining. The separation module can be used in a variety of ways in the separation of substances by filtration, also in combination with further measures of chemical process engineering.
    Type: Grant
    Filed: June 20, 2003
    Date of Patent: September 20, 2011
    Assignees: Bayer Aktiengesellschaft, Hermsforfer Inst. fur Technische Keramik E.V.
    Inventors: Andreas Nickel, Olaf Stange, Ingolf Voigt, Gundula Fischer, Michael Stahn, Birgit Köhler