Production Technique Research on Bypassing the Subsided Columns at K8403 Working Face of the No.3 Coal Mine of Yangquan Coal Industry (Group) Co.,Ltd.

摘要：

　　According to the situation of subsided columns uncovered during tunneling in drifting at K8403 working face of No.3 coal mine,two schemes about crossing the faults in drifting are given.On the premise of technical feasibility and production safety,the best scheme is emerged after economical and technological comparison.

关键词： The No.3 Coal Mine of Yangquan Coal Industry (Group) Co.,Ltd. Subsided Column Production Technique Scheme

作者: LV Wei-yun

作者单位: No.3 Coal Mine of Yangquan Coal Industry (Group) Co.,Ltd.045008,China

会议类型: 国内会议

会议名称: 中国工程科技论坛第118场——2011国际煤矿瓦斯治理及安全会议

会议地点: 合肥

会议语种:英文

页码: 505-509

在线出版日期: 2011-05-14（万方平台首次上网日期，不代表论文的发表时间）