Patents by Inventor Ron Sawatzky

Ron Sawatzky 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).

  • Method for controlling water influx into wellbores by blocking high-permeability channels
    Patent number: 7677313
    Abstract: A method of blocking a high permeability channel in communication with a wellbore, including the steps of introducing an amount of an unreinforced gel into the high permeability channel via the wellbore and introducing an amount of a reinforced gel comprising an amount of a reinforcing material into the high permeability channel via the wellbore. The method may further include the step, after introducing the unreinforced gel and the reinforced gel into the high permeability channel, of introducing an amount of a chaser fluid into the wellbore.
    Type: Grant
    Filed: September 13, 2005
    Date of Patent: March 16, 2010
    Assignee: Alberta Science and Research Authority
    Inventors: Bernard Tremblay, Haibo Huang, Ron Sawatzky, Douglas A. Lillico, Zhihong (John) Zhou
  • Method for Controlling Water Influx Into Wellbores by Blocking High-Permeability Channels
    Publication number: 20080047709
    Abstract: A method of blocking a high permeability channel in communication with a wellbore, including the steps of introducing an amount of an unreinforced gel into the high permeability channel via the wellbore and introducing an amount of a reinforced gel comprising an amount of a reinforcing material into the high permeability channel via the wellbore. The method may further include the step, after introducing the unreinforced gel and the reinforced gel into the high permeability channel, of introducing an amount of a chaser fluid into the wellbore.
    Type: Application
    Filed: September 13, 2005
    Publication date: February 28, 2008
    Applicant: Alberta Science and research Authority c/o Alberta Research Council Inc.
    Inventors: Bernard Tremblay, Haibo Huang, Ron Sawatzky, Douglas Lillico, Zhihong (John) Zhou