1–20 of 28 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

    Deep sea polymetallic nodule mining vehicle

    Free access
    LIU JIANCHENG / ZHANG XIUZHAN / CHEN FENGLUO 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

    Middle hoisting type unit support carrier

    Free access
    ZHANG DINGTANG / LI ZONGJIE / YANG WENMING et al. | European Patent Office | 2023

    Shaft tunnel portal detection auxiliary device

    Free access
    TANG DINGDING / LU ZHONGXING / GUO ERWEI et al. | European Patent Office | 2023

    Compact two-arm side anchor rod drill carriage

    Free access
    WANG FUQIANG / WANG WEI / CHEN QINGHE et al. | European Patent Office | 2023

    Method for disassembling double-layer shell shield tunneling machine in tunnel

    Free access
    HAN BO / CHEN KUNPENG / YE LEI et al. | European Patent Office | 2022

    Combined type light ultra-soft foundation reinforcing platform and method

    Free access
    GONG JIPING / JIA TAO / HU XIAOBO et al. | European Patent Office | 2021

    Multifunctional mining ship

    Free access
    CHEN XIAOCHEN / TANG JUANJUAN / KANG ZHEN et al. | European Patent Office | 2021

    Transportation sledge for under-pressure operation equipment

    Free access
    YANG RONGJIANG / LIU RUIHAI / PENG JIAN et al. | European Patent Office | 2021

    Environment-friendly seabed mineral resource development device and development method

    Free access
    TIAN XINLIANG / CHEN XING / WANG PENG et al. | European Patent Office | 2020

    Air door linked car arrester for monorail crane

    Free access
    YANG WEIBO / ZHANG WEISONG / WU HAO et al. | European Patent Office | 2020