Patents by Inventor Pierre Thevenin

Pierre Thevenin 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).

  • Niobium or tantalum based high specific strength inter metallic compounds and alloys
    Patent number: 5486242
    Abstract: Tantalum-based and niobium-based alloys made up entirely of a crystalline medium exhibiting a substantially continuous centered cubic structure, comprising an intermetallic compound of formula Ti.sub.2 AlMo, and having the following compositions on an atomic basis:______________________________________ Ta + Cr 20 to 35% Cr 0 to 5% Ti 20 to 40% Al 8 to 20% Mo 8 to 20%, ______________________________________wherein the concentration of Ta is less than 30%; and ______________________________________ Nb + Cr 20 to 60% Cr 0 to 5% Ti 20 to 40% Al 8 to 20% Mo 8 to 20%. ______________________________________ .
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: January 23, 1996
    Assignee: Office National d'Etudes et de Recherches Aerospatiales
    Inventors: Shigehisa Naka, Tasadduq Khan, Andre Walder, Michel Marty, Christophe Delaunay, Pierre Thevenin