Patents by Inventor William Granier

William Granier 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).

  • Process for treatment of metallic surfaces by means of fluorophosphate salts
    Patent number: 4153478
    Abstract: Steel, aluminum and aluminum alloys, zinc and zinc alloys are treated to improve corrosion resistance with an aqueous solution of a fluorophosphate salt to passivate the metal surface, before or after phosphatizing and prior to painting.
    Type: Grant
    Filed: February 15, 1978
    Date of Patent: May 8, 1979
    Assignee: The Diversey Corporation
    Inventors: Bernard Parant, Louis Cot, William Granier, Jean-Henri Durand
  • Compositions for treatment of metallic surfaces by means of fluorophosphate salts
    Patent number: 4132572
    Abstract: Steel, aluminum and aluminum alloys, zinc and zinc alloys are treated to improve corrosion resistance with an aqueous solution of a fluorophosphate salt to passivate the metal surface, before or after phosphatizing and prior to painting.
    Type: Grant
    Filed: April 21, 1977
    Date of Patent: January 2, 1979
    Assignee: The Diversey Corporation
    Inventors: Bernard Parant, Louis Cot, William Granier, Jean-Henri Durand