Patents by Inventor Corinne CHOVET

Corinne CHOVET 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 laser-arc hybrid welding aluminized metal workpieces
    Patent number: 9616527
    Abstract: Process for laser welding at least one metal workpiece (1) by a laser beam (3), the workpiece having a surface coating (2) containing aluminum, characterized in that the laser beam (3) is combined with at least one electric arc (4) so as to melt the metal and actually weld the workpiece(s).
    Type: Grant
    Filed: July 12, 2007
    Date of Patent: April 11, 2017
    Assignee: L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
    Inventors: Francis Briand, Olivier Dubet, Corinne Chovet
  • Process for Laser-ARC Hybrid Welding Aluminized Metal Workpieces
    Publication number: 20110226746
    Abstract: Process for laser welding at least one metal workpiece (1) by a laser beam (3), the workpiece having a surface coating (2) containing aluminum, characterized in that the laser beam (3) is combined with at least one electric arc (4) so as to melt the metal and actually weld the workpiece(s).
    Type: Application
    Filed: May 27, 2011
    Publication date: September 22, 2011
    Applicant: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Francis Briand, Olivier Dubet, Corinne Chovet
  • 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