Patents by Inventor Mary Robin Dahlheim

Mary Robin Dahlheim 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).

  • Closed-Loop Systems and Methods for Geothermal Electricity Generation
    Publication number: 20120174581
    Abstract: A system includes at least one pipe system defining a closed-loop fluid conduit configured to circulate a fluid into a cased well and through at least a portion of a subterranean thermal reservoir to heat the fluid. The system further includes a thermal power system coupled to the at least one pipe system and configured to generate electricity from heat carried by the fluid.
    Type: Application
    Filed: January 6, 2011
    Publication date: July 12, 2012
    Inventors: Susanne F. Vaughan, Mary Robin Dahlheim