1–17 von 17 Ergebnissen
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    Well testing steel wire winch with portable roller

    Freier Zugriff
    LI WEI / SUN XUBO / ZHOU ZHONGJIN | Europäisches Patentamt | 2024

    Waste conveying device for mine mining

    Freier Zugriff
    GAO CHUANBO / ZENG FANJIN / SUN WEIQIANG et al. | Europäisches Patentamt | 2023

    Pure electric modular vehicle-mounted drilling and workover rig

    Freier Zugriff
    LI WEI / ZHOU XIANCHENG / TAN XIANHUI et al. | Europäisches Patentamt | 2023

    SYSTEM AND METHOD FOR BOREHOLE INSPECTION FOR ULTRA-DEEP VERTICAL BOREHOLE

    Freier Zugriff
    ZHOU GONGBO / TANG CHAOQUAN / ZHU ZHENCAI et al. | Europäisches Patentamt | 2022

    TRACK SYNCHRONIZATION MOVING APPARATUS OF WELLBORE INSPECTION SYSTEM AND CONTROL METHOD THEREOF

    Freier Zugriff
    ZHOU GONGBO / TANG CHAOQUAN / ZHU ZHENCAI et al. | Europäisches Patentamt | 2021

      Track synchronization moving apparatus of wellbore inspection system and control method thereof

      Freier Zugriff
      ZHOU GONGBO / TANG CHAOQUAN / ZHU ZHENCAI et al. | Europäisches Patentamt | 2021

    RAIL SYNCHRONOUS MOVING DEVICE FOR WELLBORE INSPECTION SYSTEM AND CONTROL METHOD THEREFOR

    Freier Zugriff
    ZHOU GONGBO / TANG CHAOQUAN / ZHU ZHENCAI et al. | Europäisches Patentamt | 2021

    SHAFT INSPECTION SYSTEM AND STEEL WIRE ROPE MOVING DEVICE THEREOF

    Freier Zugriff
    ZHOU GONGBO / TANG CHAOQUAN / ZHU ZHENCAI et al. | Europäisches Patentamt | 2021

    DYNAMIC IDENTIFICATION AND CONTROL PARAMETER RE-CORRECTION SYSTEM AND METHOD

    Freier Zugriff
    LI WEI / SHENG LIANCHAO / WANG YUQIAO et al. | Europäisches Patentamt | 2021

    RELIABILITY ROBUST DESIGN METHOD FOR MULTIPLE FAILURE MODES OF ULTRA-DEEP WELL HOISTING CONTAINER

    Freier Zugriff
    LU HAO / ZHU ZHENCAI / ZHOU GONGBO et al. | Europäisches Patentamt | 2021

    Multifunctional combined crawler-type ascending and descending operation vehicle

    Freier Zugriff
    DU JUN / LI WEI / YUAN WEI et al. | Europäisches Patentamt | 2020

    Self-lifting type hydraulic bracket transporter

    Freier Zugriff
    LI WEI / LI SHUSEN / LIANG CHENGCAI | Europäisches Patentamt | 2020

    Transport vehicle for reinforcing pipe head in pipe-jacking construction, and construction method thereof

    Freier Zugriff
    LIU WEI / LIU YAN / WANG TIANXIANG et al. | Europäisches Patentamt | 2020

    Horizontally movable vertical shaft rope guide and regulating method thereof

    Freier Zugriff
    ZHU ZHENCAI / CAO GUOHUA / WANG YANDONG et al. | Europäisches Patentamt | 2018

    Device for detecting swing of steel wire-rope of vertical shaft cage guide

    Freier Zugriff
    CHEN XIAO / ZHU ZHENCAI / LI WEI et al. | Europäisches Patentamt | 2018

    Tensioning device and tensioning method for steel wire rope of cage guide of ultra-deep vertical shaft

    Freier Zugriff
    ZHU ZHENCAI / CHEN XIAO / CAO GUOHUA et al. | Europäisches Patentamt | 2017

    SYSTEM FOR MAN TRANSPORT ON INCLINED WORKING OVER LONG DISTANCES

    Freier Zugriff
    ZHU ZHENCAI / CAO GUOHUA / LAI HONG et al. | Europäisches Patentamt | 2016