Patents by Inventor Etienne Havette

Etienne Havette 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).

  • Publication number: 20050279425
    Abstract: Ferritic stainless steel, comprising the following composition by weight: 0%<C?0.030% 1%?Si?3% 0%<Mn?0.5% 10%?Cr?13% 0%<Ni?0.5% 0%<Mo?3% N?0.030% Cu?0.5% Ti?0.5% Nb?1% Ca?1×10?4% 0?10×10?4% S?0.030% P?0.030% the remainder being iron and the impurities which are inevitable from the production of the steel.
    Type: Application
    Filed: October 20, 2004
    Publication date: December 22, 2005
    Inventors: Etienne Havette, Christophe Bourgin, Benoit Pollet, Jean Lamontanara
  • Patent number: 6821358
    Abstract: Ferritic stainless steel, comprising the following composition by weight: 0%<C≦0.030% 1%≦Si≦3% 0%<Mn≦0.5% 10%≦Cr≦13% 0%<Ni≦0.5% 0%<Mo≦3% N≦0.030% Cu≦0.5% Ti≦0.5% Nb≦1% Ca≧1×10−4% 0≧10×10−4% S≦0.030% P≦0.030% the remainder being iron and the impurities which are inevitable from the production of the steel.
    Type: Grant
    Filed: March 8, 2002
    Date of Patent: November 23, 2004
    Assignee: Ugine-Savoie Imphy
    Inventors: Etienne Havette, Christophe Bourgin, Benoît Pollet, Jean Lamontanara
  • Publication number: 20020129873
    Abstract: Ferritic stainless steel, compirsing the following composition by weight:
    Type: Application
    Filed: March 8, 2002
    Publication date: September 19, 2002
    Applicant: UGINE-SAVOIE IMPHY
    Inventors: Etienne Havette, Christophe Bourgin, Benoit Pollet, Jean Lamontanara
  • Patent number: 6440579
    Abstract: Process for producing a drawn wire, in particular a wire for reinforcing tires, having a diameter of less than 0.3 mm by drawing a base wire rod having a diameter of greater than 5 mm or a predrawn base wire made of steel with the following composition by weight: carbon≦40×10−3% nitrogen≦40×10−3%, the carbon and nitrogen satisfying the relationship C+N≦50×10−3%, 0.2%≦silicon≦1.0%, 0.2%≦manganese≦5%, 9%≦nickel≦12%, 15%≦chromium≦20%, 1.5%≦copper≦4%, sulfur≦10×10−3%, phosphorus<0.050%, 40×10−4%≦total oxygen≦120×10−4%, 0.1×10−4%≦aluminum≦20×10−4%, magnesium≦5×10−4%, 0.
    Type: Grant
    Filed: February 18, 1998
    Date of Patent: August 27, 2002
    Assignees: Ugine Savoie Societe de Production Internationale de Trefiles, Sprint Metal
    Inventors: Jean-Michel Hauser, Joël Marandel, Etienne Havette
  • Patent number: 6123784
    Abstract: Austenitic stainless steel for the production of wire, which can be used in the field of drawing wire down to diameters of less than 0.3 mm and in the field of producing components subjected to fatigue, characterized by the following composition by weight:5.times.10.sup.-3 %.ltoreq.carbon.ltoreq.200.times.10.sup.-3 %5.times.10.sup.-3 %.ltoreq.nitrogen.ltoreq.400.times.10.sup.-3 %0.2%.ltoreq.manganese.ltoreq.10%12%.ltoreq.chromium.ltoreq.23%0.1%.ltoreq.nickel.ltoreq.17%0.1%.ltoreq.silicon.ltoreq.2%,in which the residual elements are controlled so as to obtain inclusions of oxides in the form of a glassy mixture, the proportions by weight of which are as follows:40%.ltoreq.SiO.sub.2 .ltoreq.60%5%.ltoreq.MnO.ltoreq.50%1%.ltoreq.CaO.ltoreq.30%0%.ltoreq.MgO.ltoreq.4%5%.ltoreq.Al.sub.2 O.sub.3 .ltoreq.25%0%.ltoreq.Cr.sub.2 O.sub.3 .ltoreq.4%0%.ltoreq.TiO.sub.2 .ltoreq.4%.
    Type: Grant
    Filed: March 17, 1999
    Date of Patent: September 26, 2000
    Assignee: Ugine-Savoie Imphy
    Inventor: Etienne Havette