Patents by Inventor Thomas V. Sheehan

Thomas V. Sheehan 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).

  • Flash hydrogenation of coal
    Patent number: 3963598
    Abstract: A process for the hydrogenation of coal comprising the contacting of powdered coal with hydrogen in a rotating fluidized bed reactor. A rotating fluidized bed reactor suitable for use in this process is also disclosed. The coal residence time in the reactor is limited to less than 5 seconds while the hydrogen contact time is not in excess of 0.2 seconds.
    Type: Grant
    Filed: October 15, 1974
    Date of Patent: June 15, 1976
    Assignee: The United States of America as represented by the United States Energy Research and Development Administration
    Inventors: Bernard Manowitz, Meyer Steinberg, Thomas V. Sheehan, Warren E. Winsche, Chad J. Raseman