Patents by Inventor Jean-Claude Souchet

Jean-Claude Souchet 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).

  • Phosphatation of metallic surfaces
    Patent number: 4089708
    Abstract: A treatment of iron or steel surfaces to give them enhanced anti-corrosive and paint-retaining characteristics comprises the application, by spraying, dipping or otherwise, of a composition in the form of a solution of phosphates which includes an accelerating agent represented by a quantity of tungstate ion and which has a pH value in the range 5.8 to 6.5, and preferably 6.0 to 6.4.
    Type: Grant
    Filed: April 8, 1976
    Date of Patent: May 16, 1978
    Assignee: Compagnie Francaise de Produits Industriels
    Inventors: Alexandre Askienazy, Victor Ken, Jean-Claude Souchet