Patents by Inventor G. Parthasarathy

G. Parthasarathy 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 adsorption and reduction of hexavalent chromium by using ferrous-saponite
    Publication number: 20060016757
    Abstract: The present invention relates to the development of an improved methodology for adsorption and subsequent reduction of hexavalent chromium aimed at the total removal of hexavalent chromium in water, which comprises, reacting dichromate solutions with natural ferrous-saponite clays at temperature 50 to 200° C. for the period of 1 to 3.0 hours.
    Type: Application
    Filed: January 14, 2005
    Publication date: January 26, 2006
    Applicant: Council of Scientific and Industrial Research
    Inventors: G. Parthasarathy, B. Sreedhar, Boyapati Choudhary