Patents by Inventor Edward J. Thorne

Edward J. Thorne 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).

  • Method for the solvent extraction of polychlorinated biphenyls
    Patent number: 4430208
    Abstract: A process for the removal and detoxification of polychlorinated biphenyls (PCBs) present in dielectric or other fluids, such as transformer oil, employing polyethylene glycol as the primary extractant, cyclohexane as a secondary extractant and a reagent derived from the reaction of sodium or sodium hydroxide, polyethylene glycol and oxygen for the decomposition and detoxification of the PCBs.
    Type: Grant
    Filed: October 29, 1982
    Date of Patent: February 7, 1984
    Assignee: The Franklin Institute
    Inventors: Louis J. Pytlewski, Edward J. Thorne