Drill rod lifting device
LIU YAN, QIN JICHENG, YUAN MING, LIANG JIN, FAN HUAIBIN, REN CHUNGANG, XUAN DACHEN, HUANG WENHUI, NONG ZHIXIANG, YE WEI, LI SHIJIN, YAO FANGMING, LU SHAOFENG
Year of Publication 24.03.2023
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Year of Publication 24.03.2023
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Bottom pile passing device
XIAO JIANGUO, YUAN MING, WANG JIE, LI SHOULOU, HUANG YEZHONG, LIANG JIN, LI QUANMIN, LU YUNBO, XUAN DACHEN, NONG ZHIXIANG, DIAO YUE, HUANG GUOSONG, LI SHIJIN, LU SHAOFENG, LIANG QUAN
Year of Publication 28.10.2022
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Year of Publication 28.10.2022
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Underwater carbon dioxide expansion rock breaking fracturing device
ZENG HUILIAN, XIAO JIANGUO, YUAN MING, QIN LIJIE, LI JIRUI, WU DAZHOU, LIANG JIN, WU SONG, FAN HUAIBIN, GAN SHULIN, LU YUNBO, LIANG RUILONG, XUAN DACHEN, QIN HUADONG, NONG ZHIXIANG, YE WEI, HUANG GUOSONG, MA BENTAI, LI SHIJIN, YAO FANGMING, LU SHAOFENG, QIN CAIYONG
Year of Publication 23.06.2023
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Year of Publication 23.06.2023
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Speed reducer of overwater down-the-hole drill
XIAO JIANGUO, YUAN MING, LI SHOULOU, HUANG YEZHONG, LIANG JIN, WU SONG, REN CHUNGANG, LI QUANMIN, LIANG RUILONG, XUAN DACHEN, YE FENGMING, NONG ZHIXIANG, YE WEI, LI SHIJIN, YAO FANGMING, LU SHAOFENG
Year of Publication 08.11.2022
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Year of Publication 08.11.2022
Patent