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Year of Publication 14.06.2024
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Small-diameter casing pipe center positioning device used in large-aperture drill hole
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Year of Publication 20.06.2023
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Operation ticket generation method and device, equipment and storage medium
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Year of Publication 11.07.2023
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Distribution network management and control method and system
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Year of Publication 31.05.2024
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Cement paste grouting and stopping device for filling pipe
LI LIANCHANG, SHEN ZHONGYI, YANG CHANGJIE, PENG ZHONGQIANG, HEIBIN, ZHAO CHONGQUAN, TANG JIAXIANG, ZHOU TIANGUI
Year of Publication 28.04.2023
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Year of Publication 28.04.2023
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Local reverse circulation drilling device capable of achieving wire-line coring
ZENG QINGTIAN, CHEN MINGYONG, WANG YUANPING, SU YAN, LENG KAIJIE, PENG ZHONGQIANG, KONG CHUIAI, HAI BIN, RU WENBO, SHI BAOSHENG, YIN JUN, TANG SIYU, SHEN QIWU, SHU HUAWEI
Year of Publication 17.10.2023
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Year of Publication 17.10.2023
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Isolating switch
DING YUNQIU, GAO TONG, PENG ZHONGQIANG, LI QIUKAI, WEN BO, MA SHANTING, ZHANG YITONG
Year of Publication 10.12.2021
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Year of Publication 10.12.2021
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Temporary insulating protection sleeve
DING YUNQIU, GUAN PENGZHI, GAO TONG, PENG ZHONGQIANG, LI QIUKAI, ZHANG YITONG, MA SHANTING
Year of Publication 02.11.2021
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Year of Publication 02.11.2021
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Grindable guide male cone
SHEN ZHONGYI, LI HONGFEI, CHEN MINGYONG, ZHOU SHIXIONG, YIN FEI, TANG GUO, PENG ZHONGQIANG, LI JIANFEI, PENG ZHAOYIN, HAI BIN, LI LIANCHANG, SHI JIANXIONG, XIA QINGYANG, ZHANG LONG, ZHU WEI, WEI QINGXI, XU QIAO
Year of Publication 02.10.2020
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Year of Publication 02.10.2020
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