1–5 of 5 hits
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    Steel structure hoisting device for building construction

    Free access
    LIU KUIWU / YANG LEI / HE HANWEN | European Patent Office | 2023

    Large-section stiff concrete beam type steel beam hoisting in-position and mounting structure

    Free access
    LYU MING / YANG LEI / AN JIAN et al. | European Patent Office | 2021

    Intelligent height-limiting anti-collision early warning system

    Free access
    CHENG KAI / LIAN JIANXIONG / TANG LINGWEI et al. | European Patent Office | 2023

    Drainage tank reserving device in bridge deck asphalt pavement process

    Free access
    CHENG KAI / TANG LINGWEI / MAO NONGPING et al. | European Patent Office | 2024

    Ballast inverted filter mattress body structure and laying method thereof

    Free access
    WU BO / LI BIN / LI CHENGGANG et al. | European Patent Office | 2020