Patents by Inventor Charles T. Deeds

Charles T. Deeds 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).

  • Process for separating and converting heavy oil asphaltenes in a field location
    Patent number: 4514283
    Abstract: Viscous asphaltenic crude oils are converted to pumpable liquid oil products in field locations by precipitating and separating asphaltenes, then mildly thermally converting the asphaltenes to mobile asphaltene-conversion products that can be mixed with at least the maltene components of the crude oils to form the pumpable liquid oil products.
    Type: Grant
    Filed: January 26, 1984
    Date of Patent: April 30, 1985
    Assignee: Shell Oil Company
    Inventors: Philip J. Closmann, Monroe H. Waxman, Charles T. Deeds