Study on the Height of the Mining-Induced Water-Conducting Fracture Zone Under the Q2l Loess Cover of the Jurassic Coal Seam in Northern Shaanxi, China
Zhu, Tingen, Li, Wenping, Wang, Qiqing, Hu, Yanbo, Fan, Kaifang, Du, Jiafa
Published in Mine water and the environment (01.03.2020)
Published in Mine water and the environment (01.03.2020)
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Mine supporting structure
YANG JIANBIN, DING MINGFEI, QU YONGGUI, ZHANG ZHONGHUI, ZHOU GUOJUN, DU JIAFA
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Year of Publication 14.06.2022
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Sealing structure for quickly sealing mine roadway
YANG JIANBIN, DING MINGFEI, YANG CHANGBIN, XU FANGYONG, WANG YAZHOU, LI CHENGXUE, ZHANG ZHONGHUI, DU JIAFA
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Year of Publication 22.02.2022
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Mine filling pipeline quick switching device
YANG JIGUANG, JING XIAODONG, SONG ZEPU, DU JIAFA, QI ZHAOJUN, KOU YUNPENG, SHENG YUHANG
Year of Publication 19.02.2019
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Year of Publication 19.02.2019
Patent