Patents by Inventor Pierre Bouvard

Pierre Bouvard 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).

  • Filler material and process for the heterogeneous welding by the fusion of two iron-carbon alloys
    Patent number: 3995139
    Abstract: Filler material and process for the heterogeneous welding by fusion of two iron-carbon alloys. The filler material comprises iron and at least one element for producing special stable carbides and at least one element for nodularizing graphite in iron.
    Type: Grant
    Filed: December 24, 1974
    Date of Patent: November 30, 1976
    Assignee: Centre de Recherches de Pont-a-Mousson
    Inventor: Pierre Bouvard