Patents by Inventor Shelby Frink

Shelby Frink 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).

  • Arrangement for self-elevating drilling rig
    Publication number: 20030172599
    Abstract: The present invention is directed to an arrangement for a drilling rig and a process for erecting, disassembling, and laterally moving the drilling rig. In particular, the present invention is directed to an arrangement which permits moving the drilling rig to a closely spaced nearby well following the completion of one or more previous adjacent wells without disassembling the entire structure. Further, the present invention is directed to an arrangement that facilitates the rapid erection and later disassembly of a drilling rig.
    Type: Application
    Filed: February 13, 2003
    Publication date: September 18, 2003
    Applicant: Heartland Rig International, LLC
    Inventor: Shelby Frink