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现代矿业 ›› 2013, Vol. 29 ›› Issue (05): 8-10+35.

• 采选工程 • 上一篇    下一篇

无底柱分段崩落法在和睦山铁矿的应用与优化

陈五九   

  1. 马钢集团姑山矿业公司和睦山铁矿
  • 出版日期:2013-05-15 发布日期:2013-06-13

Application and Optimization of Non-pillar Sublevel Caving at Hemushan Iron Ore

Chen Wujiu   

  1. Hemushan Iron Ore of Gushan Mining Industry Company of MA STEEL
  • Online:2013-05-15 Published:2013-06-13

摘要: 无底柱分段崩落法在和睦山铁矿开采过程中遇到通风困难、爆破效果差、巷道变形严重、回收率低等诸多问题。从5个方面提出了改进和优化措施,对结构参数和生产工艺等进行调整,取得了很好的效果。

关键词: 无底柱分段崩落法, 应用, 优化

Abstract: Many problems like difficult in ventilation, poor blasting effect, serious deformation of roadway, low recovery rate existed in mine process of Hemushan Iron Ore by non-pillar sublevel caving. Improvement and optimization measures were proposed from five aspects, adjustments were done on structure parameters and production technology and so on, good effect obtained.

Key words: Non-pillar sublevel caving, Application, Optimization