Patents by Inventor Graham B. Wilde

Graham B. Wilde 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 removal of cuttings from a deviated wellbore drilled with coiled tubing
    Patent number: 5984011
    Abstract: Method and apparatus for removing drill cuttings from a deviated wellbore drilled with coiled tubing, and more particularly method and apparatus for removing "cuttings beds" from a significantly horizontal wellbore drilled with a downhole motor by creating flow of fluid in the wellbore at a critical flow rate, above a flow rate range designed for the drilling.
    Type: Grant
    Filed: March 3, 1998
    Date of Patent: November 16, 1999
    Assignee: BJ Services, USA
    Inventors: John G. Misselbrook, Graham B. Wilde