1–4 von 4 Ergebnissen
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    LIFTING APPLIANCE AND METHOD FOR UNDERGROUND AUXILIARY TRANSPORTATION SYSTEM TO TRANSFER MATERIALS

    Freier Zugriff
    MA CHI / PENG YUXING / ZHU ZHENCAI et al. | Europäisches Patentamt | 2023

    Accurate parking method for underground coal mine electric locomotive

    Freier Zugriff
    MA CHI / HUANG BAOSHENG / ZHU ZHENCAI et al. | Europäisches Patentamt | 2022

    Hoister load monitoring system and monitoring method based on fiber bragg grating technology

    Freier Zugriff
    MA CHI / JIANG YUQIANG / XIAO XINGMING et al. | Europäisches Patentamt | 2020

    Magneto-rheological cage guide and cage guide beam connecting structure and mine vertical shaft equipment

    Freier Zugriff
    MA CHI / ZHAO JIANLONG / XIAO XINGMING et al. | Europäisches Patentamt | 2020