节点文献
高档普采工作面端面顶板的有效支护
Effective support to the roof of head face in high-grade conventional machine mining
【摘要】 端面顶板是高档普采工作面顶板管理的重点。分析了п型钢梁支护法的不足 ,提出了一种新的支护方法 ,通过应用取得了良好效果
【Abstract】 The roof of head face is the key point of the face roof management in the high-grade conventional machine mining. The deficiencies of п type steel beam supporting method are analysed and a kind of new supporting method is put forward and good results are achieved.
【关键词】 高档普采工作面；
端面顶板；
支护；
【Key words】 face of the high-grade conventional machine mining roof of head face support；
【Key words】 face of the high-grade conventional machine mining roof of head face support；
- 【文献出处】 工业安全与环保 ,Industrial Safety and Dust Control , 编辑部邮箱 ,2002年10期
- 【分类号】TD353
- 【下载频次】30