At Least One Predominantly Nickel Metal Coating Patents (Class 205/181)
  • Method for applying an abrasive layer to titanium alloy compressor airfoils
    Patent number: 5074970
    Abstract: A method for providing an abrasive layer on the surface of a turbine engine component is described. The method includes application of several layers of nickel; one layer includes abrasive particulates. The layer has good bond strength and has a thin cross section, thereby minimizing any effect on the fatigue strength of the component.
    Type: Grant
    Filed: July 3, 1989
    Date of Patent: December 24, 1991
    Inventors: Kostas Routsis, Joseph J. Parkos, Jr., Melvin Freling