1–10 of 27 hits
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    Transportation device for metal mine mining

    Free access
    LEI DAXING / ZHANG YAOPING / LU ZHIGANG et al. | European Patent Office | 2024

    Underground pneumatic monorail hoist and intelligent control system thereof

    Free access
    WANG YAN / LAO FENGXI / ZHENG YONG et al. | European Patent Office | 2024

    Energy storage type emergency power supply and driving control method and device for mine induction motor hoister

    Free access
    YANG BO / TAN GUOJUN / LIU HAINING et al. | European Patent Office | 2024

    Power capstan system for assisting logging

    Free access
    GUO KANGHUA / ZHOU CHENGQUAN / ZHAO LEI et al. | European Patent Office | 2024

    Special device for mounting head part of reversed loader

    Free access
    WEN JIANGANG / LIU MIN / YANG XI et al. | European Patent Office | 2024

    Mining area ground surface gas overflow dynamic monitoring and intelligent safety evaluation method

    Free access
    SI HONGTAO / ZHU DONGXUE / MA LEI et al. | European Patent Office | 2024

    Subway inclined shaft continuous deslagging device

    Free access
    LIU LEI | European Patent Office | 2023

    System for relieving secondary micro-pressure waves of high-speed railway tunnel

    Free access
    LIU FENG / LEI HAIYANG / ZHANG YANGTAI et al. | European Patent Office | 2023

    Railway tunnel operation vehicle

    Free access
    LUO CAN / HUANG JUAN / LIU HUAPING et al. | European Patent Office | 2023

    Split type coal mining machine carrier and speed synchronization method

    Free access
    LU MINGLI / QIAO SHAOBO / FENG XINHAI et al. | European Patent Office | 2023