Patents by Inventor Huili S. Guan

Huili S. Guan 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).

  • DELAYED GELLING AGENTS
    Publication number: 20190256764
    Abstract: The invention is directed to delayed gelation agents comprising a degradable polymeric cage containing therein one or more gelation agents. The cage degrades in situ, e.g, in an oil reservoir, thus releasing the gelation agent(s), which can then crosslink second polymers in situ to form a gel.
    Type: Application
    Filed: April 30, 2019
    Publication date: August 22, 2019
    Inventors: Huili S. Guan, Cory BERKLAND, Ahmad MORADI-ARAGHI, Jenn-Tai LIANG, David R. ZORNES, Riley B. NEEDHAM, James H. HEDGES, Min CHENG, James P. JOHNSON, Faye L. SCULLY
  • Delayed gelling agents
    Patent number: 10323174
    Abstract: The invention is directed to delayed gelation agents comprising a degradable polymeric cage containing therein one or more gelation agents. The cage degrades in situ, e.g., in an oil reservoir, thus releasing the gelation agent(s), which can then crosslink second polymers in situ to form a gel.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: June 18, 2019
    Assignees: ConocoPhillips Company, University of Kansas
    Inventors: Huili S. Guan, Faye L. Scully, Cory Berkland, Ahmad Moradi-Araghi, Jenn-Tai Liang, David R. Zornes, Riley B. Needham, James H. Hedges, Min Cheng, James P. Johnson
  • Delayed Gelling Agents
    Publication number: 20180066177
    Abstract: The invention is directed to delayed gelation agents comprising a degradable polymeric cage containing therein one or more gelation agents. The cage degrades in situ, e.g., in an oil reservoir, thus releasing the gelation agent(s), which can then crosslink second polymers in situ to form a gel.
    Type: Application
    Filed: November 6, 2017
    Publication date: March 8, 2018
    Inventors: Huili S. Guan, Cory BERKLAND, Ahmad MORADI-ARAGHI, Jenn-Tai LIANG, David R. Zornes, Riley B. NEEDHAM, James H. Hedges, Min CHENG, James P. Johnson, Faye L. Scully