Patents by Inventor Wes C. Wofford

Wes C. Wofford 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 and apparatus for hydrogen sulfide monitoring
    Patent number: 7025138
    Abstract: The present invention relates to a method and apparatus for detection of hydrogen sulfide in downhole operations. A downhole tool is provided with a coupon adapted to react at varying degrees to exposure to concentrations of hydrogen sulfide. The downhole tool is positioned in the wellbore with the coupon(s) exposed to downhole fluids. A reaction to a change in the coupon, such as coloration, is used to determine the presence and concentration of hydrogen sulfide.
    Type: Grant
    Filed: November 26, 2001
    Date of Patent: April 11, 2006
    Assignee: Schlumberger Technology Corporation
    Inventors: Andrew Loris Kurkjian, Dexter Mootoo, Wes C. Wofford, Xu Wu, Timothy G. J. Jones, Russell Kane
  • Method and apparatus for hydrogen sulfide monitoring
    Publication number: 20020121370
    Abstract: The present invention relates to a method and apparatus for detection of hydrogen sulfide in downhole operations. A downhole tool is provided with a coupon adapted to react at varying degrees to exposure to concentrations of hydrogen sulfide. The downhole tool is positioned in the wellbore with the coupon(s) exposed to downhole fluids. A reaction to a change in the coupon, such as coloration, is used to determine the presence and concentration of hydrogen sulfide.
    Type: Application
    Filed: November 26, 2001
    Publication date: September 5, 2002
    Applicant: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: Andrew Loris Kurkjian, Dexter Mootoo, Wes C. Wofford, Xu Wu, Timothy G. J. Jones, Russell Kane