Patents by Inventor Christine Standke-Thiemann

Christine Standke-Thiemann 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).

  • Electrode grid for lead storage batteries
    Patent number: 6210837
    Abstract: Electrode grids for lead storage batteries comprise a lead alloy which, in addition to calcium and tin and, if appropriate, silver, contains of aluminum, the aluminum content being in the range of approximately 0.012% to 0.02% by weight, and the average grain diameter in the web and frame area of the grids is 200 &mgr;m-600 &mgr;m. Preferably, the aluminum content is in the range of approximately 0.014% to 0.02%, the calcium content is approximately between 0.04 and 0.06%, the tin content is approximately between 0.5 to 1.0%, and optionally 0.5 to 0.7%, and the silver content is approximately between 0.005 and 0.06%.
    Type: Grant
    Filed: April 23, 1999
    Date of Patent: April 3, 2001
    Assignee: Varta Batterie Aktiengesellschaft
    Inventors: Jürgen Bauer, Christine Standke-Thiemann, Albert Tönnessen