Patents by Inventor Cheng Jen-Tung

Cheng Jen-Tung 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 for producing fuel gas from limestone
    Patent number: 4390349
    Abstract: A novel gaseous fuel source and method of production thereof are disclosed. The gaseous fuel is produced by the reaction of carbon and water with the products of the thermal decomposition of calcium carbonate-containing solids such as limestone.
    Type: Grant
    Filed: June 15, 1979
    Date of Patent: June 28, 1983
    Assignee: Kuo-Yung Industrial Company
    Inventor: Cheng Jen-Tung