Patents by Inventor John E. Granger

John E. Granger 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).

  • Cyclone furnace for retrofit applications
    Patent number: 6021724
    Abstract: An improved Cyclone furnace particularly suitable for retrofit applications to an existing boiler incorporates a Cyclone furnace and an integrated de-slagging chamber as a single manufactured piece. The Cyclone furnace and the de-slagging chamber are provided with a water cooling circuit which is separate from a water cooling circuit of the existing boiler to which it may be coupled, permitting the improved Cyclone furnace to be easily retrofitted to existing boilers or furnaces, even those not originally designed for Cyclone firing.
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: February 8, 2000
    Assignees: The Babcock & Wilcox Company, McDermott Technology, Inc.
    Inventors: Manvil O. Dahl, Hamid Farzan, John E. Granger, Gerald J. Maringo