Patents by Inventor Thomas D. Powell

Thomas D. Powell 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).

  • Electrode heating with remediation agent
    Patent number: 7290959
    Abstract: A remediation method and system is disclosed. A plurality of conductors is installed into the subsurface to introduce electrical current to produce heat in the subsurface. One or more agents are released into the subsurface to cause or accelerate the decomposition of one or more pre-existing halogenated organic compounds and release halogen ions, improving electrode performance.
    Type: Grant
    Filed: November 23, 2004
    Date of Patent: November 6, 2007
    Assignee: Thermal Remediation Services
    Inventors: Gregory L. Beyke, Michael E. Dodson, Thomas D. Powell, Jerry L. Wolf