1–6 of 6 hits
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    Mechanical construction method for reducing high slope supporting operation risk

    Free access
    WANG YAJUN / XUE FANGFANG / ZHAO QIANG et al. | European Patent Office | 2024

    15000-meter extremely-deep well logging winch system

    Free access
    ZHOU CHENGQUAN / GUO KANGHUA / CHEN FENG et al. | European Patent Office | 2023

    Engine-driven rubber wheel type bidirectional driving unit support carrying robot

    Free access
    YANG XI / LI GANG / XIE XUEBIN et al. | European Patent Office | 2022

    Underground coal mine unit type support carrying robot

    Free access
    YAN DIANHUA / LIU YUBO / LIU JINSHENG et al. | European Patent Office | 2023

    TBM (Tunnel Boring Machine) tunnel steel arch mounting device and mounting method

    Free access
    LIU YONGSHENG / ZHANG JICHAO / YOU JINHU et al. | European Patent Office | 2024

    Mechanized lining repairing method for operating railway tunnel

    Free access
    SONG DAN / LEE YI-MIN / LI SHENGYONG et al. | European Patent Office | 2024