1–9 of 9 hits
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    Rail transit vehicle, boarding welcome lighting system and control method

    Free access
    MEI XI / LIU HUA / WANG JIANRONG et al. | European Patent Office | 2023

    TRACTION BATTERY PROTECTION CONTROL METHOD AND SYSTEM, AND RAIL TRANSIT VEHICLE

    Free access
    QIN QINGMIN / LIU HUA / ZHANG PENG et al. | European Patent Office | 2023

    Power-concentrated motor train unit oxygen generation device and control method

    Free access
    WANG XIANG / KANG MINGMING / SUN XIAOTAO et al. | European Patent Office | 2023

    Hydraulic spud lifter

    Free access
    MENG JINHUA / LIU PENGXIN / LIU HUA et al. | European Patent Office | 2016

    Hydraulic lifting device for positioning pile of self-propelled dredger with steel harrow grab bucket

    Free access
    LIU HUA / CHEN JIANJUN / MENG JINHUA et al. | European Patent Office | 2015

    Hydraulic locating pile lifting device with good working performance

    Free access
    ZHOU XIAOWEI / LIU PENGXIN / LIU HUA et al. | European Patent Office | 2015

    Gauge pile hydraulic lifting device compact in structure

    Free access
    LIU PENGXIN / LIU HUA / CHEN JIANJUN et al. | European Patent Office | 2015

    Self-propulsion steel rake grab bucket dredger hydraulic system safe to use

    Free access
    MENG JINHUA / CHEN JIANJUN / LIU PENGXIN et al. | European Patent Office | 2015

    Hydraulic lifting device with reasonable structure and for positioning pile

    Free access
    WANG WEI / MENG JINHUA / LIU PENGXIN et al. | European Patent Office | 2015