Patents by Inventor Herbert R. Barringer

Herbert R. Barringer 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).

  • Liquid jet removal of plasma sprayed and sintered
    Patent number: 5167721
    Abstract: Gas turbine engine coatings must often be removed during engine maintenance and repair. The techniques utilized to accomplish this task, machining, chemical stripping, machining followed by chemical stripping, or grit blasting, frequently result in component damage or destruction. Liquid jet erosion can be utilized to remove seals, coatings, or portions thereof without damaging the engine hardware.
    Type: Grant
    Filed: December 5, 1991
    Date of Patent: December 1, 1992
    Assignee: United Technologies Corporation
    Inventors: Charles C. McComas, John W. Appleby, Jr., Gerard A. Sileo, Herbert R. Barringer, Michael J. Patry
  • Liquid jet removal of plasma sprayed and sintered coatings
    Patent number: RE35611
    Abstract: Gas turbine engine coatings must often be removed during engine maintenance and repair. The techniques utilized to accomplish this task, machining, chemical stripping, machining followed by chemical stripping, or grit blasting, frequently result in component damage or destruction. Liquid jet erosion can be utilized to remove seals, coatings, or portions thereof without damaging the engine hardware.
    Type: Grant
    Filed: November 16, 1995
    Date of Patent: September 23, 1997
    Assignee: Waterjet Systems, Inc.
    Inventors: Charles C. McComas, John W. Appleby, Jr., Gerard A. Sileo, Herbert R. Barringer, Michael J. Patry