Patents by Inventor Gurbachan L. Bubbar

Gurbachan L. Bubbar 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).

  • Destruction of PCB's
    Patent number: 4326090
    Abstract: Polychlorinated biphenyls (PCB's) are dechlorinated and rendered environmentally harmless by reaction with preformed sodium naphthalenide in a suitable ether-type solvent. The reaction proceeds rapidly at ambient temperature and effects substantially complete removal of chlorine from the PCB's.
    Type: Grant
    Filed: October 8, 1980
    Date of Patent: April 20, 1982
    Assignee: University of Waterloo
    Inventors: James G. Smith, Gurbachan L. Bubbar