Patents by Inventor S. Robert Steele, II

S. Robert Steele, II 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).

  • Recirculation-enhanced subsurface reagent delivery system
    Patent number: 6352387
    Abstract: Method and apparatus for delivery of chemical reagents to a subterranean body of soil and groundwater to destroy or enhance mobility of organic compounds using a riser insertable in a borehole having spaced permeable sections separated by a non-permeable section and wherein the reagents are introduced from a source by a pressurization apparatus.
    Type: Grant
    Filed: December 2, 1999
    Date of Patent: March 5, 2002
    Inventors: Robert A. Briggs, S. Robert Steele, II