Patents by Inventor David E. Steere

David E. Steere 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).

  • Cetane improver compositions comprising nitrated fatty acid derivatives
    Patent number: 5454842
    Abstract: The present invention is directed to materials which improve the cetane number of diesel fusel when added in an amount in the range of 0.01 to 2 wt % to such fuel. The materials are the nitration product of alcohols obtained by the reduction of tall oil fatty acids, tall oil fatty acid esters, vegetable oils and mixtures thereof.
    Type: Grant
    Filed: December 2, 1994
    Date of Patent: October 3, 1995
    Assignee: Exxon Research & Engineering Co.
    Inventors: Marc-Andre Poirier, David E. Steere, James A. Krogh