Patents by Inventor Gholemhossein (Shahrad) KARIMI

Gholemhossein (Shahrad) KARIMI 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).

  • Geopolymer additives and methods of use for treatment of fluid fine tailings
    Patent number: 9327326
    Abstract: Select geopolymers are mixed, at high shear, with fluid fine tailings from an oil sand operation to increase the yield strength of deposits of the geopolymer-treated fluid fine tailings stream and to enhance the dewaterability of the deposits for meeting the regulated, minimum undrained shear strength of 5 kilopascals (kPa) in the fluid fine tailings deposited in the previous year.
    Type: Grant
    Filed: July 20, 2012
    Date of Patent: May 3, 2016
    Assignee: TOTAL E&P CANADA LTD.
    Inventors: Gholemhossein (Shahrad) Karimi, Darren MacDonald
  • GEOPOLYMER ADDITIVES AND METHODS OF USE FOR TREATMENT OF FLUID FINE TAILINGS
    Publication number: 20130019780
    Abstract: Select geopolymers are mixed, at high shear, with fluid fine tailings from an oil sand operation to increase the yield strength of deposits of the geopolymer-treated fluid fine tailings stream and to enhance the dewaterability of the deposits for meeting the regulated, minimum undrained shear strength of 5 kilopascals (kPa) in the fluid fine tailings deposited in the previous year.
    Type: Application
    Filed: July 20, 2012
    Publication date: January 24, 2013
    Applicant: TOTAL E&P CANADA LTD.
    Inventors: Gholemhossein (Shahrad) KARIMI, Darren MacDonald