Patents by Inventor Shawn Shaohua LU

Shawn Shaohua LU 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).

  • Hydraulic fracturing fluid
    Patent number: 11739257
    Abstract: The present invention relates to a hydraulic fracturing fluid composition comprising a homogeneous non-aqueous organic phase mixture which mixture comprises a base fluid and one or more surfactants.
    Type: Grant
    Filed: May 25, 2021
    Date of Patent: August 29, 2023
    Assignee: SHELL USA, INC.
    Inventors: Donald Curtis Van Slyke, Shawn Shaohua Lu
  • HYDRAULIC FRACTURING FLUID
    Publication number: 20220380662
    Abstract: The present invention relates to a hydraulic fracturing fluid composition comprising a homogeneous non-aqueous organic phase mixture which mixture comprises a base fluid and one or more surfactants.
    Type: Application
    Filed: May 25, 2021
    Publication date: December 1, 2022
    Inventors: Donald Curtis VAN SLYKE, Shawn Shaohua LU