Patents by Inventor Steve H. McCormick

Steve H. McCormick 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).

  • Continuous injection of an inert gas through a drill rig for drilling into potentially hazardous areas
    Patent number: 5701963
    Abstract: A drill rig for drilling in potentially hazardous areas includes a drill having conventional features such as a frame, a gear motor, gear box, and a drive. A hollow rotating shaft projects through the drive and frame. An auger, connected to the shaft is provided with a multiplicity of holes. An inert gas is supplied to the hollow shaft and directed from the rotating shaft to the holes in the auger. The inert gas flows down the hollow shaft, and then down the hollow auger and out through the holes in the bottom of the auger into the potentially hazardous area.
    Type: Grant
    Filed: January 31, 1996
    Date of Patent: December 30, 1997
    Assignee: The United States of America as represented by the United States Department of Energy
    Inventors: Steve H. McCormick, William R. Pigott