Patents by Inventor Ulrich Kandzia

Ulrich Kandzia 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).

  • Port for graphitization furnace
    Patent number: 4639930
    Abstract: Port for a longitudinal or Castner-type graphitizing furnace, the masonry of which consists of a bottom section, lateral blocks and a yoke. The electrode rests on the bottom section and is pressed by the superimposed yoke against the bottom section. The lateral blocks are clamped to the electrode. Horizontal or vertical gaps cannot develop between the electrode and the masonry of the port in the operation of the graphitizing furnace.
    Type: Grant
    Filed: February 7, 1985
    Date of Patent: January 27, 1987
    Assignee: Sigri GmbH
    Inventor: Ulrich Kandzia