Patents by Inventor Desmond F. King

Desmond F. King 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).

  • Apparatus for liquid feed dispersion in fluid catalytic cracking systems
    Patent number: 5061457
    Abstract: Apparatus for liquid feed dispersion in fluid catalytic cracking systems is disclosed wherein an improved fluidized catalytic cracking nozzle assembly having a nozzle unit so constructed that substantially all liquid fed through the unit is converted to mist-sized particles over a wide-angle dispersion pattern, the unit being recessed within a protective pipe having a shield on the inside thereof in the area of the recess, without concurrent addition of steam to affect liquid that may flow therethrough.
    Type: Grant
    Filed: June 28, 1989
    Date of Patent: October 29, 1991
    Assignee: Chevron Research & Technology Company
    Inventors: C. Richard Hsieh, Desmond F. King, Frederick A. Pettersen, Cathleen A. Shargay
  • Method for liquid feed dispersion in fluid catalytic cracking systems
    Patent number: 4875996
    Abstract: Method and apparatus for liquid feed dispersion in fluid catalytic cracking systems wherein an improved fluidized catalytic cracking nozzle assembly having a nozzle unit so constructed that substantially all liquid fed through the unit is converted to mist-sized particles over a wide-angle dispersion pattern, the unit being recessed within a protective pipe having a shield on the inside thereof in the area of the recess, is disclosed.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: October 24, 1989
    Assignee: Chevron Research Company
    Inventors: C. Richard Hsieh, Desmond F. King, Frederick A. Pettersen, Cathleen A. Shargay