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露天深孔爆破处理大型采空区的实践
Practice of solving large mined-out area by open deep hole blasting
【摘要】 矿山由地下开采留下的大型采空区,在矿山转为露天开采时,会给日常生产留下安全隐患。本文通过实例,介绍采用露天深孔爆破对采空区进行处理,该方法可供同类矿山参考。
【Abstract】 The large mined-out area that is left when a mine is mined from underground mining transiting into sureface mining is a security.This paper introudces the solution way of open deep hole blasting by using example.It is of certain reference value for the designer.
【关键词】 露天深孔爆破;
大型采空区;
地下开采;
露天开采;
效果评价;
【Key words】 open deep hole blasting; large mined-out area; underground work; open pit mining; evaluation;
【Key words】 open deep hole blasting; large mined-out area; underground work; open pit mining; evaluation;
- 【文献出处】 中国矿业 ,China Mining Magazine , 编辑部邮箱 ,2008年08期
- 【分类号】TD235.33
- 【被引频次】14
- 【下载频次】239