Patents by Inventor Kunj Tandon

Kunj Tandon 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).

  • Patent number: 7811359
    Abstract: A membrane and method for separating carbon dioxide from a mixture of gases, where the membrane includes expanded polytetrafluoroethylene and polysiloxane. The membrane is highly stable and can separate carbon dioxide at high flux in harsh environments and high temperatures, such as exhaust gases from power plants.
    Type: Grant
    Filed: January 18, 2007
    Date of Patent: October 12, 2010
    Assignee: General Electric Company
    Inventors: Kunj Tandon, Umakant Rapol, Ullash Kumar Barik, Rajappan Vetrivel
  • Publication number: 20080173179
    Abstract: A membrane and method for separating carbon dioxide from a mixture of gases, where the membrane includes expanded polytetrafluoroethylene and polysiloxane. The membrane is highly stable and can separate carbon dioxide at high flux in harsh environments and high temperatures, such as exhaust gases from power plants.
    Type: Application
    Filed: January 18, 2007
    Publication date: July 24, 2008
    Inventors: Kunj Tandon, Umakant Rapol, Ullash Kumar Barik, Rajappan Vetrivel
  • Publication number: 20080153959
    Abstract: Disclosed herein is a moldable composition, comprising an organic polymer; a filler composition comprising graphite; and boron nitride, wherein the moldable composition has an electrical resistivity greater than or equal to about 1013 ohm/sq, wherein the moldable composition has a melt flow index of about 1 to about 30 grams per 10 minutes when measured at a temperature of 280° C. under a load of 16 kgf/cm2. Disclosed herein too is a moldable composition, comprising about 30 to about 85 wt % of an organic polymer; a filler composition, comprising about 10 to about 70 wt % graphite; about 5 to about 60 wt % boron nitride; wherein the moldable composition has a thermal conductivity of about 2 to about 6 Watts per meter-Kelvin; and an electrical resistivity greater than or equal to about 1013 ohm/sq.
    Type: Application
    Filed: March 21, 2007
    Publication date: June 26, 2008
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Sanjay Gurabasappa Charati, Soumyadeb Ghosh, Manjunath HR, Jennifer Su Saak, Kunj Tandon
  • Patent number: 6872325
    Abstract: Briefly, in accordance with one embodiment of the present invention, a process for making a magnetic composite which comprises providing a polymeric resin and a magnetic powder, the magnetic powder having a mean particle size with a value for standard deviation that is less than the value for the mean particle size of the said magnetic powder, the said magnetic composite being made by mixing said magnetic powder with said polymeric resin and molding the said mixture into a desired shape and a size and said magnetic composite having a magnetic permeability between 30 and 50. In another embodiment the present invention is a composition for a magnetic composite comprising a polymeric resin and a magnetic powder, the said powder having a mean particle size with a value of standard deviation that is less than the value of the mean particle size of the magnetic powder, wherein said magnetic composite has a magnetic permeability between about 30 and about 50.
    Type: Grant
    Filed: September 9, 2002
    Date of Patent: March 29, 2005
    Assignee: General Electric Company
    Inventors: Krisanu Bandyopadhyay, Kunj Tandon, Amit Chakrabarti
  • Publication number: 20040045635
    Abstract: Briefly, in accordance with one embodiment of the present invention, a process for making a magnetic composite which comprises providing a polymeric resin and a magnetic powder, the magnetic powder having a mean particle size with a value for standard deviation that is less than the value for the mean particle size of the said magnetic powder, the said magnetic composite being made by mixing said magnetic powder with said polymeric resin and molding the said mixture into a desired shape and a size and said magnetic composite having a magnetic permeability between 30 and 50. In another embodiment the present invention is a composition for a magnetic composite comprising a polymeric resin and a magnetic powder, the said powder having a mean particle size with a value of standard deviation that is less than the value of the mean particle size of the magnetic powder, wherein said magnetic composite has a magnetic permeability between about 30 and about 50.
    Type: Application
    Filed: September 9, 2002
    Publication date: March 11, 2004
    Applicant: General Electric Company
    Inventors: Krisanu Bandyopadhyay, Kunj Tandon, Amit Chakrabarti