Patents by Inventor Cheng Lifeng

Cheng Lifeng 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 MAKING AN ALKALI METAL OXYANION COMPRISING IRON
    Publication number: 20140147586
    Abstract: The present invention relates to a process for making an alkali metal oxyanion comprising iron. In one aspect of the invention, hydrothermal methods are used with a nanoscale iron precursor in order to provide desirably low particle size and high purity and crystallinity.
    Type: Application
    Filed: November 20, 2013
    Publication date: May 29, 2014
    Applicants: Universite de Montreal, Clariant (Canada) Inc.
    Inventors: Guoxian Liang, Dean MacNeil, Cheng Lifeng