1–10 von 22 Ergebnissen
|

Ihre Suche:
person:(Liu, Lei)

    Subway inclined shaft continuous deslagging device

    Freier Zugriff
    LIU LEI | Europäisches Patentamt | 2023

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

    Freier Zugriff
    LIU FENG / LEI HAIYANG / ZHANG YANGTAI et al. | Europäisches Patentamt | 2023

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

    Freier Zugriff
    HAN BO / CHEN KUNPENG / YE LEI et al. | Europäisches Patentamt | 2022

    Transportation device for metal mine mining

    Freier Zugriff
    LEI DAXING / ZHANG YAOPING / LU ZHIGANG et al. | Europäisches Patentamt | 2024

    Underground pneumatic monorail hoist and intelligent control system thereof

    Freier Zugriff
    WANG YAN / LAO FENGXI / ZHENG YONG et al. | Europäisches Patentamt | 2024

    Combined type light ultra-soft foundation reinforcing platform and method

    Freier Zugriff
    GONG JIPING / JIA TAO / HU XIAOBO et al. | Europäisches Patentamt | 2021

    Multifunctional mining ship

    Freier Zugriff
    CHEN XIAOCHEN / TANG JUANJUAN / KANG ZHEN et al. | Europäisches Patentamt | 2021

    Environment-friendly seabed mineral resource development device and development method

    Freier Zugriff
    TIAN XINLIANG / CHEN XING / WANG PENG et al. | Europäisches Patentamt | 2020

    Transportation sledge for under-pressure operation equipment

    Freier Zugriff
    YANG RONGJIANG / LIU RUIHAI / PENG JIAN et al. | Europäisches Patentamt | 2021

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

    Freier Zugriff
    YANG BO / TAN GUOJUN / LIU HAINING et al. | Europäisches Patentamt | 2024