Patents by Inventor David LUKEZIC

David LUKEZIC 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).

  • Nickel base casting alloy, casting, and method for manufacturing an impeller of a rotary machine
    Patent number: 10787723
    Abstract: A nickel base casting alloy includes a composition, by weight percent: 19.0-22.5 chromium, 7.0-9.5 molybdenum, 2.75-4.0 niobium, 1.0-1.7 titanium, 0.35-1.0 manganese, 0.2-1.0 silicon, 0-0.03 carbon, 0-0.015 phosphorus, 0-0.01 sulfur, 0-0.35 aluminum, 0-13.25 iron, the balance being nickel and incidental impurities.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: September 29, 2020
    Assignee: SULZER MANAGEMENT AG
    Inventor: David Lukezic
  • NICKEL BASE CASTING ALLOY, CASTING, AND METHOD FOR MANUFACTURING AN IMPELLER OF A ROTARY MACHINE
    Publication number: 20180148814
    Abstract: A nickel base casting alloy includes a composition, by weight percent: 19.0-22.5 chromium, 7.0-9.5 molybdenum, 2.75-4.0 niobium, 1.0-1.7 titanium, 0.35-1.0 manganese, 0.2-1.0 silicon, 0 - 0.03 carbon, 0-0.015 phosphorus, 0-0.01 sulfur, 0-0.35 aluminum, 0-13.25 iron, the balance being nickel and incidental impurities.
    Type: Application
    Filed: November 7, 2017
    Publication date: May 31, 2018
    Inventor: David LUKEZIC