Patents by Inventor Zhiqi Shen

Zhiqi Shen 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).

  • HOLLOW SPHERICAL ZEOLITE IM-5 AND PREPARATION METHOD THEREFOR
    Publication number: 20140287910
    Abstract: The present invention provides a hollow IM-5 molecular sieve sphere and the preparation process thereof. The process according to the present invention adds a relatively great amount of the surfactant of a cationic quaternary ammonium salt in the IM-5 molecular sieve system, to form a hollow IM-5 molecular sieve sphere via the micelle action by the surfactant, which structure benefits the mass transfer of the reaction process.
    Type: Application
    Filed: October 30, 2012
    Publication date: September 25, 2014
    Inventors: Fengxiang Ling, Weiya Yang, Shaojun Wang, Zhiqi Shen