Patents by Inventor Chaur-Shyong Wen

Chaur-Shyong Wen 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).

  • Electrolytic recovery from bituminous materials
    Patent number: 4045313
    Abstract: Chemical products are obtained by oxidative electrolysis of an electrolytically active slurry of bituminous material and alkaline electrolyte.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: August 30, 1977
    Assignee: The University of Southern California
    Inventors: Teh Fu Yen, Chaur-Shyong Wen
  • Electrolytic recovery of economic values from shale oil retort water
    Patent number: 4043881
    Abstract: Evolved ammonia is recovered from the electrolysis of shale oil retort water.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: August 23, 1977
    Assignee: University of Southern California
    Inventors: Teh Fu Yen, Chaur-Shyong Wen
  • Electrolytic hydrogenation of leached oil shale components
    Patent number: 4043884
    Abstract: The kerogen components of shale oil are upgraded by reductive electrolysis.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: August 23, 1977
    Assignee: University of Southern California
    Inventors: Teh Fu Yen, Chaur-Shyong Wen
  • Electrolytic pyrite removal from kerogen materials
    Patent number: 4043885
    Abstract: An electrolytically active slurry of bituminous, kerogen-containing material is subjected to non-oxidative electrolysis to remove pyrite therefrom.
    Type: Grant
    Filed: August 23, 1976
    Date of Patent: August 23, 1977
    Assignee: University of Southern California
    Inventors: Teh Fu Yen, Chaur-Shyong Wen, Jonathan Kwan