TREA

Hua Gao

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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

    Powder lime calcining process and system
    • Patent number 8,834,819
    • Issue date Sep 16, 2014
    • Baoshan Iron & Steel Co., Ltd.
    • Jun Wei
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES

Patents Applicationslast 30 patents

  • 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

    Powder Lime Calcining Process and System
    • Publication number 20130136674
    • Publication date May 30, 2013
    • Jun Wei
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES