Patents by Inventor Russell Roland Krug

Russell Roland Krug 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 to make base oil from Fischer-Tropsch condensate by concurrent oligomerization and alkylation
    Patent number: 8198500
    Abstract: A process comprising contacting an olefin feed from a Fischer-Tropsch condensate with an isoparaffin, an acidic chloroaluminate ionic liquid catalyst, and a Brönsted acid; whereby a base oil is produced by concurrent oligomerization and alkylation.
    Type: Grant
    Filed: November 4, 2011
    Date of Patent: June 12, 2012
    Assignee: Chevron U.S.A. Inc.
    Inventors: Saleh Elomari, Russell Roland Krug, Stephen Joseph Miller