Patents by Inventor Yingrui Zhang

Yingrui Zhang 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).

  • Preparation of disulfide corrosion inhibitors by electrochemical methods
    Patent number: 11441230
    Abstract: A method of synthesizing a disulfide compound is provided. The method may include providing an electrochemical cell that has a compartment, an anode, and a cathode. The compartment may contain a solution of one or more thiol compounds, a catalyst, and a solvent. The method may also include providing an electrical current to the electrochemical cell and converting the one or more thiol compounds into the disulfide compound.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: September 13, 2022
    Assignee: ChampionX USA Inc.
    Inventors: Ryan Matthew Harrington, Yingrui Zhang
  • PREPARATION OF DISULFIDE CORROSION INHIBITORS BY ELECTROCHEMICAL METHODS
    Publication number: 20200173038
    Abstract: The present disclosure generally relates to methods of electrochemical coupling of thiols to form disulfide compounds. A method of synthesizing a disulfide compound is provided. The method may include providing an electrochemical cell that has a compartment, an anode, and a cathode. The compartment may contain a solution of one or more thiol compounds, a catalyst, and a solvent. The method may also include providing an electrical current to the electrochemical cell and converting the one or more thiol compounds into the disulfide compound.
    Type: Application
    Filed: November 22, 2019
    Publication date: June 4, 2020
    Applicant: Ecolab USA Inc.
    Inventors: Ryan Matthew Harrington, Yingrui Zhang