摘要
以山东金岭铁矿铁山分矿为例,分析了分段崩矿矿房采矿法爆破悬顶产生的原因,并提出了悬顶的处理方法及预防悬顶的措施。
The cause of the roof hanging resulted from the sublevelblasting in the mining operation with the sublevel-blasthole room mining method was analyzed taking the subsidiary mine of Jinling iron mines as example,Shandong province,and some measures for treatment and protection of roof hanging were proposed in this paper.
出处
《冶金矿山设计与建设》
1995年第4期48-51,共4页
Metal Mine Design & Construction
关键词
矿房法
分段爆破
悬顶
技术措施
崩落采矿法
Room mining method Sublevel blasting Roof hanging Technological measures