Patents by Inventor Inga D. Sigurdardottir

Inga D. Sigurdardottir 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 the selective removal of sulphur compounds from synthesis gas
    Patent number: 7323151
    Abstract: A process for the selective removal of sulphur compounds from synthesis gas being rich in carbon monoxide and containing hydrogen, carbon monoxide and containing hydrogen, carbon dioxide and steam comprising contacting the synthesis gas at a maximum contact temperature of 100° C. with an absorbent comprising Cu/ZnO compounds and being prepared by thermal decomposition of a corresponding carbonate and activation of the thermal decomposed carbonate with a reducing gas.
    Type: Grant
    Filed: February 15, 2003
    Date of Patent: January 29, 2008
    Assignee: Haldor Topsoe A/S
    Inventors: Jens-Henrik B. Hansen, Birgitte Hammershoi, Inga D. Sigurdardottir