Patents by Inventor Xiuwen Han

Xiuwen Han 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).

  • Oxidation Catalyst
    Publication number: 20090203944
    Abstract: A catalyst for the oxidation of an alkane to an oxygenated hydrocarbon in the presence of oxygen as a first oxidant, comprising a redox active metal centre that can be present in an oxidised and in a reduced form, an acid, a second oxidant for oxidising the reduced form of the redox active metal centre, and a source of nitrous oxide.
    Type: Application
    Filed: June 28, 2007
    Publication date: August 13, 2009
    Inventors: Zengjian An, Xinhe Bao, Xiuwen Han, Xiumei Liu, Xiulian Pan