81–84 von 84 Ergebnissen
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    Mining rail type inspection robot climbing auxiliary mechanism

    Freier Zugriff
    ZHANG HAIFENG / LI YIWEN / QIN WEI et al. | Europäisches Patentamt | 2023

    Vertical shaft air pipe lifting tool and lifting device thereof

    Freier Zugriff
    XU ZHIPENG / KONG DEZHONG / LIU QIANG et al. | Europäisches Patentamt | 2024

    Lifting platform

    Freier Zugriff
    WANG LINMING / LIU QIANG / ZHANG ZHIJUN et al. | Europäisches Patentamt | 2024

    Mining elevator gearbox hidden danger identification method and monitoring device

    Freier Zugriff
    SHE YING / FANG CHONGQUAN / LUO MINGHUA et al. | Europäisches Patentamt | 2021