Patents by Inventor Yuxiang Bill Yao

Yuxiang Bill Yao 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).

  • METHOD AND SYSTEM FOR SUPERCRITICAL FLUID EXTRACTION OF METAL
    Publication number: 20210265678
    Abstract: A method for supercritical fluid extraction of metal from a source, the method comprising: providing a reactor chamber; providing a source comprising a target metal; optionally, providing a chelating agent; providing a solvent; adding the source comprising the target metal, the chelating agent and the solvent into the reactor chamber; adjusting the temperature and pressure in the reactor chamber so that the solvent is heated and compressed above its critical temperature and pressure; optionally, providing mechanical agitation to the reactor chamber; recovering a chelate comprising the target metal.
    Type: Application
    Filed: November 22, 2018
    Publication date: August 26, 2021
    Applicant: The Governing Council of the University of Toronto
    Inventors: Gisele Azimi, Yuxiang Bill Yao, Jiakai Zhang, John Joseph Naguib Anawati