Patents by Inventor Kenneth L. Bridges

Kenneth L. Bridges 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).

  • Reduction of the viscosity of solutions viscosified with Xanthan gum polymers
    Patent number: 5055209
    Abstract: The viscosity of Xanthan gum polymer solutions is reduced by the addition of hydrogen peroxide and adjustment of the pH of the solution to at least 8.0.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: October 8, 1991
    Assignee: Osca, Inc.
    Inventors: Kenneth L. Bridges, Kerry L. Kalinski
  • Non-damaging workover and completion fluid
    Patent number: 4938288
    Abstract: The present invention relates to a method of preventing potential subterranean formation damage caused by calcium based completion and well servicing brines.
    Type: Grant
    Filed: May 5, 1989
    Date of Patent: July 3, 1990
    Assignee: OSCA, Inc.
    Inventor: Kenneth L. Bridges