Patents by Inventor Roger Halsted James

Roger Halsted James 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).

  • Patent number: 4100733
    Abstract: Apparatus for supplying fuel to the combustion chamber of a gas turbine engine is disclosed. Techniques for increasing combustion efficiency and for decreasing the percentage of noxious emissions in the effluent from the chamber are developed. Axially extending tubes are used extensively in the disclosed embodiments of the invention for premixing gaseous or vaporized fuel with air in the supply means upstream of the combustion chamber. In addition to operation on natural gas and vaporized liquid fuels, the embodiments shown are adaptable to efficiently burn gasified coal fuels having heating values as low as 80 BTU per standard cubic foot (BTU/scf).
    Type: Grant
    Filed: October 4, 1976
    Date of Patent: July 18, 1978
    Assignee: United Technologies Corporation
    Inventors: Edmund Emil Striebel, Theodore Richard Koblish, Thomas Joseph Madden, Roger Halsted James