Patents by Inventor John J. Ridge

John J. Ridge 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).

  • CO foamed well treatments
    Patent number: 7833948
    Abstract: A composition and a method for treating a subterranean formation with an injection liquid containing liquid carbon dioxide, a treating liquid and optionally a foaming agent and/or methanol. The treating liquid may be an acid, a corrosion inhibitor, a solvent or a scale inhibitor.
    Type: Grant
    Filed: May 1, 2007
    Date of Patent: November 16, 2010
    Assignee: Team CO2, Inc
    Inventors: Randal L. Decker, Michael D. Hyman, John J. Ridge
  • COfoamed well treatments
    Patent number: 7464754
    Abstract: A composition and a method for treating a subterranean formation with an injection liquid containing liquid carbon dioxide, a treating liquid and optionally a foaming agent and/or methanol. The treating liquid may be an acid, a corrosion inhibitor, a solvent or a scale inhibitor.
    Type: Grant
    Filed: July 7, 2005
    Date of Patent: December 16, 2008
    Assignee: Team CO2, Inc.
    Inventors: Randal L. Decker, Michael D. Hyman, John J. Ridge