Discussion on water prevention and control technology of roadway tunneling in water-rich coal seam in northern Yuheng Mining Area

In order to solve the problem of No. 2 coal seam water hazards during the roadway tunneling process of the water-rich coal seam in northern Yuheng Mining Area, taking Balasu Coal Mine as an example, and combining the previous mining experience, firstly, the advanced drilling engineering （short drill...

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Hlavní autoři:	WANG Chunlin, LIU Yang, FANG Gang, LI Yanmin, LIANG Xiangyang, JI Qiang, YANG Dong, GUAN Shengyu
Médium:	Artigo
Jazyk:	Chinês
Vydáno:	Editorial Office of Safety in Coal Mines 2021-09-01
Edice:	Meikuang Anquan
Témata:	balasu coal field water-rich coal seam roadway tunneling drilling engineering water prevention and control
On-line přístup:	https://www.mkaqzz.com/cn/article/id/7619
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