Patents by Inventor Binod Behari Nayak

Binod Behari Nayak 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).

  • Process for the stabilization of soluble chromium contaminated solid by down draft sintering
    Patent number: 6416251
    Abstract: The invention relates to a process for the stabilisation of soluble chromium in contaminated solids by down draft sintering by mixing chromium contaminated solids with different proportions of CaO, MgO, Al2O3, SiO2, SO4 and solid carbon bearing waste materials to maintain the desired ratio of CaO/SiO2, SiO2/Al2O3+Fe2O3 and SO3/Cr in the mixture. The Cr(VI) and chromates are converted into non-leachable compounds.
    Type: Grant
    Filed: March 28, 2000
    Date of Patent: July 9, 2002
    Assignee: Council of Scientific and Industrial Research
    Inventors: Bansidhar Nayak, Birendra Kumar Mohapatra, Binod Behari Nayak, Hemshankar Ray