Patents by Inventor Michael Patrick Dearing

Michael Patrick Dearing 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).

  • Pressurized flexible conduit injection system
    Patent number: 6006839
    Abstract: A guide system for injecting continuous conduit or tubing into a well under pressure including a closed pressurized chamber for equalizing the interior and exterior pressure on the conduit in the area where the conduit is under maximum stress due to bending or flexing. The chamber may be installed on a standard wellhead or injection head. Low friction guide sleeves are provided as a bearing surface for the conduit in the pressurized chamber.
    Type: Grant
    Filed: October 2, 1996
    Date of Patent: December 28, 1999
    Assignee: Stewart & Stevenson, Inc.
    Inventors: Michael Patrick Dearing, Michael Lee Smith