Patents by Inventor Jean Ragot

Jean Ragot 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).

  • Resulfurized austenitic stainless steel
    Patent number: 6485680
    Abstract: Resulfurized stainless steel with high machinability and having an improved corrosion resistance, which includes, in its composition, anorthite- and/or pseudo-wollastonite- and/or gehlenite-type lime aluminosilicate inclusions combined with CrMnS inclusions, the chromium content of which is between 30% and 70%.
    Type: Grant
    Filed: March 5, 2001
    Date of Patent: November 26, 2002
    Assignee: Ugine-Savoie Imphy
    Inventors: Jean Ragot, Jean-Michel Hauser, Christian Trombert
  • Resulfurized austenitic stainless steel
    Publication number: 20010046449
    Abstract: Resulfurized stainless steel with high machinability and having an improved corrosion resistance, which includes, in its composition, anorthite- and/or pseudo-wollastonite- and/or gehlenite-type lime aluminosilicate inclusions combined with CrMnS inclusions, the chromium content of which is between 30% and 70%.
    Type: Application
    Filed: March 5, 2001
    Publication date: November 29, 2001
    Applicant: UGINE-SAVOIE IMPHY
    Inventors: Jean Ragot, Jean-Michel Hauser, Christian Trombert