Patents by Inventor Shu-Shieh P. Wang

Shu-Shieh P. Wang 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 nitro compounds by vapor phase nitration of ketones
    Patent number: 4517393
    Abstract: A process for selectively forming nitro compounds by contacting, at elevated temperature and pressure and in a homogeneous gas phase, a ketone having from three to ten carbon atoms with nitrogen dioxide alone or in the presence of oxygen and/or water.
    Type: Grant
    Filed: December 19, 1983
    Date of Patent: May 14, 1985
    Assignee: W. R. Grace & Co.
    Inventors: Shu-Shieh P. Wang, Martin B. Sherwin