Patents by Inventor Jacques Chene

Jacques Chene 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).

  • Surface treatment process for steels and article
    Patent number: 4015950
    Abstract: A process for treating a steel surface, comprising the steps of immersing the surface in a bath of molten tin at a temperature and for a period of time suitable to cause a layer of tin containing diffused iron to adhere to the surface and, after removal of the surface from the bath, removing a surface layer in which iron and tin accord substantially with the formula of Fe Sn.sub.2 so as to expose a layer in which iron and tin accord substantially to the formula Fe Sn.
    Type: Grant
    Filed: August 1, 1975
    Date of Patent: April 5, 1977
    Assignee: Agence Nationale de Valorisation de la Recherche (ANVAR)
    Inventors: Jacques Galland, Dominique Boutard nee Gabillet, Jacques Chene