Patents by Inventor Jian Zhong Xiong

Jian Zhong Xiong 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).

  • Method for treating landfill leachate
    Patent number: 7517456
    Abstract: Methods for treating landfill leachate taught herein comprise: (a) coagulatively settling leachate; (b) filtering the resultant supernatant liquid through multistage cartridges; (c) filtering the filtered liquid by reverse osmosis; and (d) treating the resultant liquid with chlorine-based oxidant. These methods provide the advantages of efficient wastewater treatment, compact equipment size, short process flow, and low startup and operational costs.
    Type: Grant
    Filed: July 4, 2006
    Date of Patent: April 14, 2009
    Assignee: Shenzhen JDL Environmental Protection Ltd.
    Inventors: Zhi Min Liao, Jing Kui Guo, Yu He Huang, Jing Zou, Zhi Qiang Chen, Rui Zhi Dai, Wen Yan Shi, Jian Zhong Xiong, Hai Ying Ji
  • A METHOD FOR TREATING LANDFILL LEACHATE
    Publication number: 20070003370
    Abstract: Methods for treating landfill leachate taught herein comprise: (a) coagulatively settling leachate; (b) filtering the resultant supernatant liquid through multistage cartridges; (c) filtering the filtered liquid by reverse osmosis; and (d) treating the resultant liquid with chlorine-based oxidant. These methods provide the advantages of efficient wastewater treatment, compact equipment size, short process flow, and low startup and operational costs.
    Type: Application
    Filed: July 4, 2006
    Publication date: January 4, 2007
    Inventors: Zhi Min LIAO, Jing Kui GUO, Yu He HUANG, Jing ZOU, Zhi Qiang CHEN, Rui Zhi DAI, Wen Yan SHI, Jian Zhong XIONG, Hai Ying JI