Patents by Inventor Jean-Louis Roy

Jean-Louis Roy 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).

  • Welding wire for Fe—36Ni alloy
    Patent number: 10189120
    Abstract: The invention concerns a welding wire intended for use in welding together parts of parts consisting of F3-36Ni alloy. The welding wire consists of an alloy comprising, in wt. %: 38.6%?Ni+Co?45.0% trace?Co?0.50% 2.25%?Ti+Nb?0.8667×(Ni+Co)?31.20% if 38.6%?Ni+Co?40.33% 2.25%?Ti+Nb?3.75% if 40.33%?Ni+Co?41.4% 0.4167×(Ni+Co)?15.0%?Ti+Nb?3.75% if 41.4%?Ni+Co?45.0% trace?Nb?0.50% 0.01%?Mn?0.30% 0.01%?Si?0.25% trace?C?0.05% trace?Cr?0.50% the rest consisting of iron and inevitable impurities resulting from production.
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: January 29, 2019
    Assignee: APERAM
    Inventors: Pierre-Louis Reydet, Jean-Louis Roy, Roland André Panier
  • WELDING WIRE FOR FE-36Ni ALLOY
    Publication number: 20150367455
    Abstract: The invention concerns a welding wire intended for use in welding together parts of parts consisting of F3-36Ni alloy. The welding wire consists of an alloy comprising, in wt. %: 38.6%?Ni+Co?45.0% trace?Co?0.50% 2.25%?Ti+Nb?0.8667×(Ni+Co)?31.20% if 38.6%?Ni+Co?40.33% 2.25%?Ti+Nb?3.75% if 40.33%?Ni+Co?41.4% 0.4167×(Ni+Co)?15.0%?Ti+Nb?3.75% if 41.4%?Ni+Co?45.0% trace?Nb?0.50% 0.01%?Mn?0.30% 0.01%?Si?0.25% trace?C?0.05% trace?Cr?0.50% the rest consisting of iron and inevitable impurities resulting from production.
    Type: Application
    Filed: February 1, 2013
    Publication date: December 24, 2015
    Applicant: APERAM
    Inventors: Pierre-Louis Reydet, Jean-Louis Roy, Roland André Panier