Patents by Inventor Hsin-Neng Hsieh

Hsin-Neng Hsieh 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 treating waste nitrocellulose
    Patent number: 5849984
    Abstract: A method for treating waste nitrocellulose, the method comprising the steps f treating nitrocellulose with acid in a hydrolysis process to break the nitrocellulose down to glucose, recovering a majority of the acid by electrodialysis, neutralizing a remainder of the acid, and fermenting the glucose to convert the glucose to a useful product. The invention further comprises a system for performing the above method.
    Type: Grant
    Filed: May 14, 1997
    Date of Patent: December 15, 1998
    Assignee: The United States of America as represented by the Secretary of the Army
    Inventors: Byung J. Kim, Hsin-Neng Hsieh, Fong-Jung Tai