1–10 of 38 hits
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    Installation and construction method of grinding rollers of raw material grinding mill

    Free access
    WANG DONGPING / QI JI / WANG YUQI | European Patent Office | 2020

    The Killing Method of Exceptional Operating Conditions Well

    Yuan, Qi-Ji / Zheng, Zheng | Tema Archive | 2012

    Liquid level detection device, oil tank equipment and ship

    Free access
    CHOI CHANG-DONG / QI JI / SUN XINHU | European Patent Office | 2023

    Passenger car automatic air conditioner control method, control system and equipment for improving comfort

    Free access
    LI XIAOHANG / CHE QIANG / QI JI et al. | European Patent Office | 2024

    Passenger car air automatic purification system and method

    Free access
    QI JI / CHE QIANG / LI XIAOHANG et al. | European Patent Office | 2024

    Semiconductor type vehicle-mounted refrigerator

    Free access
    LI XIAOHANG / QI JI / SONG ZHANZHUO et al. | European Patent Office | 2022

    Arched net rack hoisting construction method

    Free access
    QI JI / WANG DONGPING / YANG QINGJIANG et al. | European Patent Office | 2020

    Layering and sectioning installation method for large-span spherical-crown-shaped net rack structure

    Free access
    BI YAKUI / QI JI / WANG DONGPING et al. | European Patent Office | 2020

    Segmented hoisting construction method for large-span spherical crown-shaped net rack structure

    Free access
    BI YAKUI / QI JI / WANG DONGPING et al. | European Patent Office | 2020