Foundation pit supporting device excavated under existing electric power pipeline
LYU DAODONG, CHENG LINGYU, XU YANG, ZHANG ZHENJUN, HE YUXUAN, YAN CHANG, HE ZHIFU, ZHANG YICHI, ZHENG CHAOFAN, ZHU QIAO
Year of Publication 17.05.2024
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Year of Publication 17.05.2024
Patent
Concrete pavement expansion joint structure
LYU DAODONG, SUN YU, XU YANG, CHEN HAI, ZHANG ZHENJUN, DENG CAIJIN, HE ZHIFU, YAN CHANG, ZHANG YICHI, ZHENG CHAOFAN
Year of Publication 02.06.2023
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Year of Publication 02.06.2023
Patent
Pipeline integration device for construction process of cast-in-situ bored pile on land
LYU DAODONG, SUN YU, CHENG LINGYU, XU YANG, ZHANG ZHENJUN, LI QI, HE YUXUAN, YAN CHANG, HE ZHIFU, ZHANG YICHI, ZHENG CHAOFAN, ZHU QIAO
Year of Publication 05.04.2024
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Year of Publication 05.04.2024
Patent
Pipeline integration device for construction process of water cast-in-situ bored pile
LYU DAODONG, SUN YU, XU YANG, CHEN HAI, ZHANG ZHENJUN, DENG CAIJIN, HE ZHIFU, YAN CHANG, ZHANG YICHI, ZHENG CHAOFAN
Year of Publication 25.04.2023
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Year of Publication 25.04.2023
Patent
Wellhead covering and warning integrated device
LI SHUTIAN, LYU DAODONG, XU YANG, WEI CHENG, WANG JUNJIAN, HE ZHIFU, YAN XU, ZHENG CHAOFAN
Year of Publication 26.07.2022
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Year of Publication 26.07.2022
Patent
Water supply and drainage pipeline centering fine adjustment device
LYU DAODONG, LI SHUTIAN, CHEN WEI, XU YANG, WANG JUNJIAN, HE ZHIFU, YAN XU, CAI ZIJIAN
Year of Publication 30.11.2021
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Year of Publication 30.11.2021
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