Patents by Inventor Göran Sandström

Göran Sandström 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).

  • Hydrogenation catalyst with high sulphur tolerance
    Patent number: 6288007
    Abstract: A catalyst with a high sulphur tolerance for the hydrogenation of middle distillate aromatics which comprises as a support (a) an alumina, the surface of which has been modified by contacting it with a silicon-containing compound, or (b) a silica, the surface of which has been modified by contacting it with an aluminum-containing compound. The support has been treated with air, oxygen or water vapor at an elevated temperature in order to convert the said silicon-containing compound or the said aluminum-containing compound to oxide form. The hydrogenating component of the catalyst is one or more metals of the platinum group.
    Type: Grant
    Filed: December 15, 1999
    Date of Patent: September 11, 2001
    Assignee: Fortum Oil & Gas Oy
    Inventors: Marina Lindblad, Aimo Rautiainen, Göran Sandström