Patents Assigned to Chief Controller Research and Development Defence Research and Development Organisation Ministry of Defence Govt of India
  • Titanium-based intermetallic alloys
    Patent number: 6132526
    Abstract: A titanium-based intermetallic alloy having a high yield stress, a high creep resistance and sufficient ductility at ambient temperature has the following chemical composition as measured in atomic percentages:Al, from 16 to 26; Nb, from 18 to 28; Mo, from 0 to 2; Si, from 0 to 0.8; Ta, from 0 to 2; Zr, from 0 to 2; and Ti as the balance to 100; with the condition that Mo+Si+Zr+Ta>0.4%.Production, working and heat-treatment ranges adapted to the intended use of the material are also defined.
    Type: Grant
    Filed: December 17, 1998
    Date of Patent: October 17, 2000
    Assignees: Societe Nationale d'Etude et de Construction de Moteurs d'Aviation "SNECMA", Chief Controller Research and Development Defence Research and Development Organisation Ministry of Defence Govt of India, Association pour la Recherche et le Developpement des Methodes et Processus Industriels A.R.M.I.N.E.S.
    Inventors: Thierry Eric Carisey, Dipankar Banerjee, Jean-Michel Franchet, Ashok Kumar Gogia, Alain Lasalmonie, Tapash Kumar Nandy, Jean-Loup Strudel