Patents by Inventor Larry Weiers

Larry Weiers 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).

  • IN SITU COMBUSTION IN GAS OVER BITUMEN FORMATIONS
    Publication number: 20120175110
    Abstract: The invention provides methods for natural gas and oil recovery, which include the use of air injection and in situ combustion in natural gas reservoirs to facilitate production of natural gas and heavy oil in gas over bitumen formations.
    Type: Application
    Filed: March 22, 2012
    Publication date: July 12, 2012
    Inventors: LARRY WEIERS, Ben Nzekwu
  • In situ combustion in gas over bitumen formations
    Patent number: 8215387
    Abstract: The invention provides methods for natural gas and oil recovery, which include the use of air injection and in situ combustion in natural gas reservoirs to facilitate production of natural gas and heavy oil in gas over bitumen formations.
    Type: Grant
    Filed: March 22, 2012
    Date of Patent: July 10, 2012
    Assignee: Encana Corporation
    Inventors: Larry Weiers, Ben Nzekwu
  • In situ combustion in gas over bitumen formations
    Patent number: 8167040
    Abstract: The invention provides methods for natural gas and oil recovery, which include the use of air injection and in situ combustion in natural gas reservoirs to facilitate production of natural gas and heavy oil in gas over bitumen formations.
    Type: Grant
    Filed: March 7, 2011
    Date of Patent: May 1, 2012
    Assignee: Encana Corporation
    Inventors: Larry Weiers, Ben Nzekwu
  • IN SITU COMBUSTION IN GAS OVER BITUMEN FORMATIONS
    Publication number: 20110272149
    Abstract: The invention provides methods for natural gas and oil recovery, which include the use of air injection and in situ combustion in natural gas reservoirs to facilitate production of natural gas and heavy oil in gas over bitumen formations.
    Type: Application
    Filed: March 7, 2011
    Publication date: November 10, 2011
    Inventors: Larry WEIERS, Ben Nzekwu
  • In situ combustion in gas over bitumen formations
    Patent number: 7900701
    Abstract: The invention provides methods for natural gas and oil recovery, which include the use of air injection and in situ combustion in natural gas reservoirs to facilitate production of natural gas and heavy oil in gas over bitumen formations.
    Type: Grant
    Filed: January 13, 2006
    Date of Patent: March 8, 2011
    Assignee: Encana Corporation
    Inventors: Larry Weiers, Ben Nzekwu
  • In Situ Combustion in Gas Over Bitumen Formations
    Publication number: 20080093071
    Abstract: The invention provides methods for natural gas and oil recovery, which include the use of air injection and in situ combustion in natural gas reservoirs to facilitate production of natural gas and heavy oil in gas over bitumen formations.
    Type: Application
    Filed: January 13, 2006
    Publication date: April 24, 2008
    Inventors: Larry Weiers, Ben Nzekwu