Patents by Inventor Claude BOUILLOT

Claude BOUILLOT 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).

  • WIRE, FLUX AND PROCESS FOR WELDING STEEL HAVING A HIGH NICKEL CONTENT
    Publication number: 20080057341
    Abstract: The invention relates to a flux-cored wire for welding nickel steels, comprising a steel sheath and filling elements, and containing, relative to the weight of the wire, 2 to 15% fluorine, 8 to 13% nickel, and iron; a welding flux containing, in proportions by weight, 25 to 35% MgO, 20 to 30% CaO, 10 to 15% Si02, 10 to 30% A1203 and 5 to 20% fluorine; and a welding process in particular a submerged-arc welding process using this wire and this flux to join steel workpieces containing more than 6% nickel, preferably around 9% nickel.
    Type: Application
    Filed: September 6, 2007
    Publication date: March 6, 2008
    Applicant: L'AIR LIQUIDE SOCIETE ANONYME POUR L'ETUDE ET L'EXPLOITATION DES PROCEDES GEORGE
    Inventors: Claude BOUILLOT, Corinne CHOVET