Patents by Inventor Rene Crabbe

Rene Crabbe 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).

  • Patent number: 4233147
    Abstract: An electrode for the production of gas in an electrolytic cell of the membrane type with substantially vertical electrodes. The electrode is a substantially vertical conducting plate having a horizontal zone for connecting it to a current lead and is pierced by apertures for the evolution of a gas. Oblique vanes project from the plate opposite the apertures. The apertures are substantially vertically extending slots and the vanes are elongated extending from an active face of the electrode and are arranged adjacent the vertical slots.
    Type: Grant
    Filed: July 17, 1979
    Date of Patent: November 11, 1980
    Assignee: Solvay & Cie.
    Inventors: Umberto Giacopelli, Bruno Grassi, Rene Crabbe