Patents by Inventor Biggs Terry R.

Biggs Terry R. 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).

  • HOLLOW DRILL ROD FOR SLURRY APPLICATION IN A GEOTHERMAL LOOP
    Publication number: 20130330129
    Abstract: A drill rod combination for creating a closed loop geothermal hole in the ground. A combination hollow drill rod and slurry dispenser is connected to a slurry pump and direct slurry through the rod and dispenser while within the geothermal hole. The slurry exits the dispenser surrounding a heat exchange tube removably mounted to the dispenser and left in the hole when the drill rod and dispenser are withdrawn.
    Type: Application
    Filed: August 6, 2013
    Publication date: December 12, 2013
    Inventors: Joseph Huck, Biggs Terry R.