Study on influence of advanced deep-hole blasting pre-splitting roof on stability of gob side entry retaining

Study on influence of advanced deep-hole blasting pre-splitting roof on stability of gob side entry retaining

In order to smoothly implement gob-side entry retaining and mining without coal pillar in 3207 working face of Nanyang Coal Mine,Shanxi Province,this paper proposes to carry out advanced deep-hole blasting pre-splitting roof near gob side supporting wall.Through numerical simulation and field indust...

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Bibliographic Details
Main Authors: Hu Tao, Hou Gongyu, Li Zixiang, Li Zhuhe, Xie Bingbing, Chen Jianpeng, Cui Yongke
Format: Article
Language:English
Published: Emergency Management Press 2019-08-01
Series:矿业科学学报
Subjects:
deep hole blasting roof cutting
gob side entry retaining
side supporting retaining wall
numerical simulation
Online Access:http://kykxxb.cumtb.edu.cn/article/id/227

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