留矿法底部结构的改进及矿柱回采方法的实践  

The improvement of bottoms oredrawing structure of shrinkage mining and practice of pillar stoping methods

作　　者：梁光军[1] 刘新军[1] 张福国[1] 

机构地区：[1]辽宁五龙金矿

出　　处：《黄金》1999年第5期25-27,共3页Gold

摘　　要：总结了辽宁五龙金矿多年来在应用浅孔留矿法过程中，对底部出矿结构的改进方法及其使用条件；阐述了留矿法采场矿柱回收的不同方法，并就五龙金矿目前存在的深部采场地压活动剧烈这一实际问题，提出了一些看法。The improvements of bottoms oredrawing structure in the application of shrinkage method in Wulong Gold Mine,Liaoning Province over and the years are summarized and the different pillarrecovering of shrinkage stoping are described.Furthermore ,some views on acute activities of earth pressure occurred in deep stope are put forward.

关 键 词：留矿法 底部结构 采矿 金矿 矿柱回采 

分 类 号：TD853[矿业工程—金属矿开采] TD853.33[矿业工程—矿山开采]