Patents by Inventor Raphael Craen

Raphael Craen 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).

  • Austenitic Stainless Steel for Cold Working Suitable For Later Machining
    Publication number: 20100119403
    Abstract: Austenitic stainless steel for cold working suitable for later machining, characterized by the following composition by weight: carbon<0.030% 0.3%<silicon<1% 7%<manganese<9% 4.55%<nickel<7% molybdenum<0.8% 2%<copper<4% 0.02%<nitrogen<0.060% sulfur<0.01% phosphorus<0.
    Type: Application
    Filed: January 13, 2010
    Publication date: May 13, 2010
    Applicants: UGITECH, ArcelorMittal - Stainless France
    Inventors: Jean-Michael HAUSER, Raphael Craen
  • Coated ferrite stainless steel sheet usable in the automobile exhaust sector
    Patent number: 6582835
    Abstract: Dip-coated ferrite stainless steel sheet usable in the automobile exhaust sector, characterized in that it comprises a steel core with the following composition by weight: 10.5%≦chromium≦20% 0%≦aluminum≦0.6% 0.003%≦carbon≦0.06% 0.003%≦nitrogen≦0.04% 0%≦silicon≦0.6% 0%≦manganese≦0.6% 0%≦sulfur≦0.002% iron and impurities inherent in processing, and a metal coating deposited by dipping the strip in a molten metal bath containing in particular aluminum and at least one rare earth element: cerium, lanthanum, praseodymium, neodymium, mixed metal and/or yttrium.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: June 24, 2003
    Assignee: Usinor
    Inventors: Laurent Antoni, Raphael Craen
  • Austenitic stainless steel for cold working suitable for later machining
    Publication number: 20030021716
    Abstract: Austenitic stainless steel for cold working suitable for later machining, characterized by the following composition by weight:
    Type: Application
    Filed: July 25, 2002
    Publication date: January 30, 2003
    Applicant: USINOR
    Inventors: Jean-Michel Hauser, Raphael Craen
  • Coated ferrite stainless steel sheet usable in the automobile exhaust sector
    Publication number: 20010032687
    Abstract: Dip-coated ferrite stainless steel sheet usable in the automobile exhaust sector, characterized in that it comprises a steel core with the following composition by weight:
    Type: Application
    Filed: March 29, 2001
    Publication date: October 25, 2001
    Inventors: Laurent Antoni, Raphael Craen