TREA

Zhiqiang Zhang

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  • Shanghai, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Tundish
    • Patent number 11,684,969
    • Issue date Jun 27, 2023
    • Baoshan Iron & Steel Co., Ltd.
    • Jianjun Zhi
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Waste sludge dewatering
    • Patent number 9,238,589
    • Issue date Jan 19, 2016
    • Tongji University
    • Siqing Xia
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR PREPARING TITANIUM-CONTAINING ULTRA-LOW-CARBON STEEL
    • Publication number 20240287635
    • Publication date Aug 29, 2024
    • Baoshan Iron & Steel Co., Ltd
    • Hantao HU
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    TUNDISH
    • Publication number 20210291260
    • Publication date Sep 23, 2021
    • Baoshan Iron & Steel Co., Ltd
    • Jianjun ZHI
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Application

    WASTE SLUDGE DEWATERING
    • Publication number 20120125860
    • Publication date May 24, 2012
    • Tongji University
    • Siqing Xia
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE