Patents by Inventor Hengshui Tian

Hengshui Tian 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 and Apparatus for Coupling Separation and Purification of Ethyl Tert-Butyl Ether
    Publication number: 20120289750
    Abstract: A process and device of coupling separation and purification to produce ethyl tert-butyl ether (ETBE) is provided, wherein ethanol containing 1 wt % to 15 wt % of water, and a mixture containing ETBE and ethanol are fed into the distillation-extraction coupling zone for separation and purification. Said distillation-extraction coupling zone is composed of a distillation column and an extraction column. Said process and device can achieve the cogeneration of ETBE and ethanol, and possesses high commercial values.
    Type: Application
    Filed: November 29, 2010
    Publication date: November 15, 2012
    Applicant: EAST CHINA UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Wuping Zhang, Shanhua Zhou, Wenli Zhang, Hengshui Tian, Hanlu Zhang, Fugeng Zhu, Jingjun Gu