Patents by Inventor Arvindkumar Balvantrai Boricha

Arvindkumar Balvantrai Boricha 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 recovery of palladium from spent catalyst
    Patent number: 7473406
    Abstract: The present invention relates to an improved process for the recovery of palladium from spent catalyst. The present invention particularly relates to a suitable method of catalyst recovery of precious metals from spent catalysts or inorganic waste and more specifically the process concerns with the recovery of palladium that is anchored on carbon and is used as catalyst for the hydrogenation of nitro aromatics or as a catalyst for many other organic transformations.
    Type: Grant
    Filed: May 30, 2003
    Date of Patent: January 6, 2009
    Assignee: Council of Scientific and Industrial Research
    Inventors: Raksh Vir Jasra, Pushpito Kumar Ghosh, Hari Chand Bajaj, Arvindkumar Balvantrai Boricha
  • Process for the recovery of palladium from spent silica
    Patent number: 7108839
    Abstract: The present invention provides a provides a process for the recovery of precious metals from spent catalysts or adsorbent or inorganic waste, more specifically the process relates to recovery of Pd from silica, which is used as an adsorbent in column chromatography or as a catalyst support in many catalysts.
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: September 19, 2006
    Assignee: Council of Scientific and Industrial Research
    Inventors: Arvindkumar Balvantrai Boricha, Hari Chand Bajaj, Raksh Vir Jasra, Pradyut Ghosh, Pushipito Kumar Ghosh
  • Process for recovery of palladium from spent catalyst
    Publication number: 20040241066
    Abstract: The present invention relates to an improved process for the recovery of palladium from spent catalyst. The present invention particularly relates to a suitable method of catalyst recovery of precious metals from spent catalysts or inorganic waste and more specifically the process concerns with the recovery of palladium that is anchored on carbon and is used as catalyst for the hydrogenation of nitro aromatics or as a catalyst for many other organic transformations.
    Type: Application
    Filed: May 30, 2003
    Publication date: December 2, 2004
    Inventors: Raksh Vir Jasra, Pushpito Kumar Ghosh, Hari Chand Bajaj, Arvindkumar Balvantrai Boricha
  • Process for the recovery of palladium from spent silica
    Publication number: 20040105799
    Abstract: The present invention provides a provides a process for the recovery of precious metals from spent catalysts or adsorbent or inorganic waste, more specifically the process relates to recovery of Pd from silica, which is used as an adsorbent in column chromatography or as a catalyst support in many catalysts.
    Type: Application
    Filed: December 3, 2002
    Publication date: June 3, 2004
    Applicant: COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
    Inventors: Arvindkumar Balvantrai Boricha, Hari Chand Bajaj, Raksh Vir Jasra, Pradyut Ghosh, Pushipito Kumar Ghosh