Patents Assigned to The Chief Controller, Research and Developement Organization Ministry of Defence, Technical Coordination
  • Nickel-based superalloy
    Patent number: 5925198
    Abstract: A Ni-based superalloy consists of from 1.4 to 4.4 wt % of Cr; from 3 to 8 wt % of Co; from 5 to 7.5 wt % of W; from 4.8 to 7.5 wt % of Re; from 7.5 to 10 wt % of Ta; from 4.8 to 5.8 wt % of Al; from 0.1 to 0.2 wt % of Hf; from 0.1 to 0.5 wt % of Nb; from 0.01 to 0.05 wt % of Y; and balance Ni.
    Type: Grant
    Filed: March 7, 1997
    Date of Patent: July 20, 1999
    Assignee: The Chief Controller, Research and Developement Organization Ministry of Defence, Technical Coordination
    Inventor: Niranjan Das