Patents by Inventor Balshekar Ramchandran

Balshekar Ramchandran 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 removal of acrolein from acrylonitrile product streams
    Patent number: 7432404
    Abstract: Acrolein is removed from a process stream such as a process stream generated in the manufacture of acrylonitrile. The process includes reacting the acrolein with a compound containing a reactable thiol or hydroxyl moiety in the presence of an acid catalyst. The present process provides for a refined process stream that contains no more than 5 ppm by weight unreacted acrolein.
    Type: Grant
    Filed: February 23, 2007
    Date of Patent: October 7, 2008
    Assignee: Solutia, Inc.
    Inventors: Gregory J. Ward, Bryan C. Blanchard, Scott G. Moffatt, Valerie S. Monical, Richard D. Murphy, Balshekar Ramchandran
  • Process for Removal of Acrolein from Acrylonitrile Product Streams
    Publication number: 20070135653
    Abstract: Acrolein is removed from a process stream such as a process stream generated in the manufacture of acrylonitrile. The process includes reacting the acrolein with a compound containing a reactable thiol or hydroxyl moiety in the presence of an acid catalyst. The present process provides for a refined process stream that contains no more than 5 ppm by weight unreacted acrolein.
    Type: Application
    Filed: February 23, 2007
    Publication date: June 14, 2007
    Applicant: SOLUTIA, INC.
    Inventors: Gregory Ward, Bryan Blanchard, Scott Moffatt, Valerie Monical, Richard Murphy, Balshekar Ramchandran
  • Process for removal of acrolein from acrylonitrile product streams
    Patent number: 7196231
    Abstract: Acrolein is removed from a process stream such as a process stream generated in the manufacture of acrylonitrile. The process includes reacting the acrolein with a compound containing a reactable thiol or hydroxyl moiety in the presence of an acid catalyst. The present process provides for a refined process stream that contains no more than 5 ppm by weight unreacted acrolein.
    Type: Grant
    Filed: June 27, 2003
    Date of Patent: March 27, 2007
    Assignee: Solutia, Inc.
    Inventors: Gregory J. Ward, Bryan C. Blanchard, Scott G. Moffatt, Valerie S. Monical, Richard D. Murphy, Balshekar Ramchandran
  • Process for removal of acrolein from acrylonitrile product streams
    Publication number: 20040267054
    Abstract: Acrolein is removed from a process stream such as a process stream generated in the manufacture of acrylonitrile. The process includes reacting the acrolein with a compound containing a reactable thiol or hydroxyl moiety in the presence of an acid catalyst. The present process provides for a refined process stream that contains no more than 5 ppm by weight unreacted acrolein.
    Type: Application
    Filed: June 27, 2003
    Publication date: December 30, 2004
    Inventors: Gregory J. Ward, Bryan C. Blanchard, Scott G. Moffatt, Valerie S. Monical, Richard D. Murphy, Balshekar Ramchandran