Patents by Inventor Paulus Stephanus Gravett

Paulus Stephanus Gravett 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).

  • Heavy synthetic fuel
    Patent number: 10294431
    Abstract: The invention provides a process for the production of a fully synthetic heavy fuel oil, said process including at least fractionation of hydrocarbons obtained from the hydroconversion of C5 and heavier Fischer-Tropsch (FT) process products to obtain a product that is heavier than a middle distillate and has an ASTM D86 cut-off temperature in excess of 350° C. Further, the invention provides a fuel made in accordance with the process.
    Type: Grant
    Filed: March 5, 2013
    Date of Patent: May 21, 2019
    Assignee: Sasol Technology (Pty) Ltd
    Inventors: Luis Pablo Fidel Dancaurt Kohler, Paulus Stephanus Gravett, Jacques Van Heerden
  • HEAVY SYNTHETIC FUEL
    Publication number: 20150072298
    Abstract: The invention provides a process for the production of a fully synthetic heavy fuel oil, said process including at least fractionation of hydrocarbons obtained from the hydroconversion of C5 and heavier Fischer-Tropsch (FT) process products to obtain a product that is heavier than a middle distillate and has an ASTM D86 cut-off temperature in excess of 350° C. Further, the invention provides a fuel made in accordance with the process.
    Type: Application
    Filed: March 5, 2013
    Publication date: March 12, 2015
    Inventors: Luis Pablo Fidel Dancuart Kohler, Paulus Stephanus Gravett, Jacques Van Heerden