Patents by Inventor Glenn Whichard

Glenn Whichard 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).

  • Plasma sprayed oxygen transport membrane coatings
    Patent number: 6638575
    Abstract: Oxygen and hydrogen transport membranes fabricated by plasma spray deposition of a micro-crack-free coating on a substrate. Also disclosed is a multi-layer composite comprising a dense or porous substrate coated with a coating provided by supersonic plasma spray deposition. Also disclosed is subsonic plasma spray deposition of single phase or dual phase nanocrystalline particles to form a crack-free oxygen transport membrane on a substrate.
    Type: Grant
    Filed: July 24, 2000
    Date of Patent: October 28, 2003
    Assignee: Praxair Technology, Inc.
    Inventors: Jack Chieh-Cheng Chen, Hancun Chen, Ravi Prasad, Glenn Whichard