1–7 of 7 hits
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    Single-machine single-hook turning-over device and method for cutter head of large shield tunneling machine

    Free access
    LIU YAOFU / QIAN JUNKANG / ZHANG NING | European Patent Office | 2024

    Anti-dislocation structure of tunnel crossing active fault

    Free access
    ZHOU HUI / SHEN YIHUAN / ZHANG CHUANQING et al. | European Patent Office | 2021

    Sinking escape self-rescue device and self-rescue method for seabed mine car in walking process

    Free access
    CHEN XUGUANG / NIU XIAODONG / LU GUANGKUN et al. | European Patent Office | 2020

    Modularized rescue drilling machine suitable for mines or tunnels with various section sizes

    Free access
    FAN DONG / YAO NINGPING / ZOU ZUJIE et al. | European Patent Office | 2024

    Waste conveying device for mine mining

    Free access
    GAO CHUANBO / ZENG FANJIN / SUN WEIQIANG et al. | European Patent Office | 2023

    Crawler-type gantry support

    Free access
    WANG YONGZHI / XUE JINGSONG / FAN JUNPING et al. | European Patent Office | 2024