Patents by Inventor Gary Thomas Delgrego

Gary Thomas Delgrego 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: 6276611
    Abstract: The fuel injector nozzle for a gasifier includes a protective refractory sheath that is flush mounted at a downstream end proximate the nozzle outlet portion. The refractory insert is of annular form to surround the nozzle outlet. The annular refractory member can be a one-piece structure or a multi-segment structure of preferably not more than four pieces. Whether the annular refractory member is a one-piece structure or a multi-segment structure, it is recessed in a downstream end surface of the fuel injector nozzle and retained in the recess by locking pins or by thread-like engagement between a projection and a groove that are provided on complementary inter-engaging surfaces of the recess and the refractory member. The retaining structure provided on the annular refractory member and at the recess in which the refractory member is disposed securely maintain the annular refractory protective member in position.
    Type: Grant
    Filed: March 20, 2000
    Date of Patent: August 21, 2001
    Assignee: Texaco Inc.
    Inventors: Donald Duane Brooker, Michael Edward Fahrion, Gary Thomas Delgrego, Augustine Camacho
  • Patent number: 5941459
    Abstract: The fuel injector nozzle for a gasifier includes a protective refractory sheath that is flush mounted at a downstream end proximate the nozzle outlet portion. The refractory insert is of annular form to surround the nozzle outlet. The annular refractory member can be a one-piece structure or a multi-segment structure of preferably not more than four pieces. Whether the annular refractory member is a one-piece structure or a multi-segment structure, it is recessed in a downstream end surface of the fuel injector nozzle and retained in the recess by locking pins or by thread-like engagement between a projection and a groove that are provided on complementary inter-engaging surfaces of the recess and the refractory member. The retaining structure provided on the annular refractory member and at the recess in which the refractory member is disposed securely maintain the annular refractory protective member in position.
    Type: Grant
    Filed: July 1, 1997
    Date of Patent: August 24, 1999
    Assignee: Texaco Inc
    Inventors: Donald Duane Brooker, Michael Edward Fahrion, Gary Thomas Delgrego, Augustine Camacho