Patents by Inventor Willi Biermann

Willi Biermann 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).

  • Spacer for fuel rods in nuclear fuel elements
    Patent number: 3944467
    Abstract: Spacers for fuel rods in nuclear reactor fuel elements, especially for use aboard ships. Spacers are used in a grid formed by web plates orthogonally intersecting and assembled together in a tooth-comb fashion forming a plurality of channels. The web plates are joined together and each of the web plates includes apertures through which resilient and separator members are joined. The resilient and separator members are in adjacent channels and with other similar members in the same channel, contact a fuel rod in the channel. The contact pressure between the members and fuel rod is radially directed.
    Type: Grant
    Filed: June 11, 1973
    Date of Patent: March 16, 1976
    Assignee: Interatom, International Atomreaktorbau GmbH
    Inventors: Willi Biermann, Klaus Iversen, Johannes Lohe