Results 181 to 182 of about 934 (182)

Complex Controlling Technology of Pressure-Relief Methane Gas for Close-Distance Coal Seams Mining

Kang Li, Guozhong Hu, Duanwu Zeng, Jialin Xu, Nan Yang, Wei Qin, Jiaxin Zhu   +6 more
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Study on the Stability of aquiclude in the Close-Distance Coal Seams Repeated Mining in the Jurassic Coalfield of Northern Shaanxi

exaly