Framework for mine-water inrush scene constructing and drilling trajectory planning: a case study in the Zijiang Coal Mine, China von Zhang, Jian, Wu, Qiang, Hao, Duohu

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The Method and Practice of Constructing 3D Geological Model from Coalfield Exploration 2D Maps von Su, Hui, Li, Qingyuan, Hao, Duohu, Xiong, Ke, Hu, Wei, Wei, Xinyong, Zhang, Xuan

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Coalbed Methane-bearing Characteristics and Reservoir Physical Properties of Principal Target Areas in North China von Shuheng, TANG, Shenglin, SUN, Duohu, HAO, Dazhen, TANG

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Coalbed Methane-bearing Characteristics and Reservoir Physical Properties of Principal Target Areas in North China von TANG Shuheng, SUN Shenglin, HAO Duohu, TANG Dazhen

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The use of automated coal petrography in determining maceral group composition and the reflectance of vitrinite von Kuili, Jin, Jian, Xia, Duohu, Hao

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Method for evaluating heterogeneity of natural gas production layer group von SUN ZENING, ZHANG LINQIANG, WANG PENG, ZHAO JUN, LI BIN, HAO DUOHU, SUN BIN, WANG YIZHONG, RUI XIAOPING, QI YU, QI YINBO, JU YIWEN, JIANG ZHIXUN, ZHANG HONGJIE, LIU JING

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Concealed installation structure for fire water monitor pipeline in tall space of large stadium and construction method von SUN HAO, WANG DUOHU, WANG ANSHUN, XU XIAOLIANG, WANG YANQING, GOU JIQIANG, MA HAO, LIU GUO, SHEN XU

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Anti-turbulent flow lifting type instrument sensor mounting bracket for sewage treatment von SUN HAO, WANG DUOHU, WANG ANSHUN, XU XIAOLIANG, WANG YANQING, GOU JIQIANG, MA HAO, LIU GUO, SHEN XU

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