TREA

Wei Chen

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  • Chongqing, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Nanometer self-locking bentonite film-forming agent, method for pre...
    • Patent number 11,639,460
    • Issue date May 2, 2023
    • SOUTHWEST PETROLEUM UNIVERSITY
    • Wenxin Dong
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Reactor for sewage treatment
    • Patent number 9,428,411
    • Issue date Aug 30, 2016
    • Chongqing University
    • Hongxiang Chai
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Method for roof drainage
    • Patent number 8,973,325
    • Issue date Mar 10, 2015
    • Chongqing University
    • Hongxiang Chai
    • E04 - BUILDING
  • Information Patent Grant

    Rainwater head
    • Patent number 8,950,123
    • Issue date Feb 10, 2015
    • Chongqing University
    • Hongxiang Chai
    • E04 - BUILDING

Patents Applicationslast 30 patents

  • Information Patent Application

    REACTOR FOR SEWAGE TREATMENT
    • Publication number 20140262999
    • Publication date Sep 18, 2014
    • CHONGQING UNIVERSITY
    • Hongxiang CHAI
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE