Patents by Inventor Pat Lively

Pat Lively 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).

  • Cryogenic well stimulation method
    Patent number: 5653287
    Abstract: Hydrocarbon fluid recovery from wells extending into subterranean formations is stimulated by treatment of the near-wellbore formations with cryogenic liquid.
    Type: Grant
    Filed: June 9, 1995
    Date of Patent: August 5, 1997
    Assignee: Conoco Inc.
    Inventors: Dennis R. Wilson, Robert M. Siebert, Pat Lively
  • Cryogenic coal bed gas well stimulation method
    Patent number: 5464061
    Abstract: Methane gas recovery from wells extending into subterranean coal seams is stimulated by treatment of near-wellbore coal seam with cryogenic liquid.
    Type: Grant
    Filed: December 14, 1994
    Date of Patent: November 7, 1995
    Assignee: Conoco Inc.
    Inventors: Dennis R. Wilson, Robert M. Siebert, Pat Lively
  • Coal bed methane recovery
    Patent number: 5402847
    Abstract: A process for producing methane from a subterranean coal bed by continuously injecting a carbon dioxide-containing gas into the coal bed and recovering displaced and desorbed methane from a recovery well. The injection gas may be exhaust gas from a hydrocarbon fueled engine.
    Type: Grant
    Filed: July 22, 1994
    Date of Patent: April 4, 1995
    Assignee: Conoco Inc.
    Inventors: Dennis R. Wilson, Pat Lively, Jamal A. Sandarusi, Pete Bowser, Matt Stanley