Patents by Inventor Vinod K. Nangia

Vinod K. Nangia 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).

  • High strength nickel base single crystal alloys having enhanced solid solution strength and methods for making same
    Patent number: 5077141
    Abstract: Disclosed are novel nickel base single crystal alloy compositions consisting essentially of, by weight, about 4.0-10.0% chromium, 1.5-6.0% cobalt, 1.0-12.0% molybdenum, 3.0-10.0% tungsten, 2.5-7.0% titanium, 2.5-7.0% aluminum, 3.0-10.0% tantalum, about 0.02%-1.5% of hafnium and/or about 0.02%-1.0% silicon, from about 0.02%-1.0% each of yttrium and/or lanthanum, from about 0.3% to about 8.0% rhenium; from about 0.2% to about 4.0% vanadium and/or from about 0.2% to about 4.0% niobium; from about 0.02% to about 3% platinum; from about 0 to about 1.0% boron, the balance nickel, and the balance nickel.Methods of thermal treatment and coating of the novel alloys to enhance their mechanical properties are also disclosed, as are articles produced by such methods.
    Type: Grant
    Filed: November 29, 1989
    Date of Patent: December 31, 1991
    Assignee: Avco Corporation
    Inventors: Subhash K. Naik, Vinod K. Nangia