Patents by Inventor Hans-Gunter Groehn

Hans-Gunter Groehn 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).

  • Electrolyzer with reduced parasitic currents
    Patent number: 5766427
    Abstract: An electrolyzer has a metal fitting for supply or discharge or electricity or discharge of gas produced in the electrolyzer and into which, from the passage forming system within the electrolyzer has an electrically insulating tube extending into the metal fitting and hermetically sealed with respect to it, at the end electrode through which the electrically insulating tube passes, or the passage system so that parasitic currents are led along this schematically insulating tube for a length sufficient to render the parasitic losses significant.
    Type: Grant
    Filed: February 26, 1997
    Date of Patent: June 16, 1998
    Assignee: Forschungszentrum Julich GmbH
    Inventors: Jurgen Mergel, Hans-Gunter Groehn, Wolfgang Westerhausen