Patents by Inventor Kathryn W. Grant

Kathryn W. Grant 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).

  • Ceramic heat exchangers
    Patent number: 4768586
    Abstract: A ceramic fiber-reinforced ceramic heat exchanger includes a tube sheet and one or more coiled, oval cross-section U-tubes formed integrally with the tube sheet, wherein both the tube and tube sheet are composed of a ceramic fiber-reinforced ceramic composition, particularly suited for waste heat recovery in harsh flue gas environments.
    Type: Grant
    Filed: April 1, 1987
    Date of Patent: September 6, 1988
    Assignee: The Babcock & Wilcox Company
    Inventors: Philip L. Berneburg, Jamal N. Duqum, Kathryn W. Grant, Daniel R. Petrak