Patents by Inventor Gregory D. Wilcox

Gregory D. Wilcox 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).

  • Apparatus and methods for sealing voids in a subterranean formation
    Patent number: 7281576
    Abstract: Downhole tools that include an outer tubing disposed around an inner tubing for placement of a sealant mixture into a void in a subterranean formation and associated methods of use are provided. Furthermore, a method is provided for preparing a cement composition, which includes mixing a first cementitious component and an aqueous-based fluid in a first mixer to form an intermediate cement composition, and mixing the intermediate cement composition and a second cementitious component in a second mixer to form the cement composition.
    Type: Grant
    Filed: March 12, 2004
    Date of Patent: October 16, 2007
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Richard J. Curtice, Gregory D. Wilcox, Len E. Fry