Patents by Inventor Charles L. Wagoner

Charles L. Wagoner 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).

  • Coal feed and injection system for a coal-fired firetube boiler
    Patent number: 5630368
    Abstract: This invention relates to an improved coal injection and coal feed system for use with a coal-fired firetube boiler. More specifically, the coal injection system of the present invention comprises an educator and a coal delivery tube. The coal feed system of the present invention comprises a coal hopper, gyratable bin, gyration device, discharge plenum and feed conveyor.
    Type: Grant
    Filed: February 21, 1995
    Date of Patent: May 20, 1997
    Assignee: The University of Tennessee Research Corporation
    Inventors: Charles L. Wagoner, John P. Foote
  • Retrofitted coal-fired firetube boiler and method employed therewith
    Patent number: 5429059
    Abstract: A coal-fired firetube boiler and a method for converting a gas-fired firetube boiler to a coal-fired firetube boiler, the converted boiler including a plurality of combustion zones within the firetube and controlled stoichiometry within the combustion zones.
    Type: Grant
    Filed: May 24, 1993
    Date of Patent: July 4, 1995
    Assignee: The University of Tennessee Research Corporation
    Inventors: Charles L. Wagoner, John P. Foote