Patents by Inventor Charlotte S. Nielsen

Charlotte S. Nielsen 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 preparation of carbon monoxide rich gas
    Patent number: 5496530
    Abstract: Process for the preparation of carbon monoxide rich gas comprising reacting a mixed gas of hydrogen and carbon dioxide in the presence of a conversion catalyst to carbon monoxide rich gas, which process further comprises reacting part of the carbon dioxide and hydrogen in the gas feed exothermically to methane simultaneously with the carbon monoxide producing reaction and carrying out both reactions under adiabatic conditions, so that the exothermical methane producing reaction provides necessary heat for the endothermic carbon monoxide producing reaction.
    Type: Grant
    Filed: December 8, 1993
    Date of Patent: March 5, 1996
    Assignee: Haldor Topsoe A/S
    Inventors: Rickard Vannby, Charlotte S. Nielsen