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金属矿山 ›› 2008, Vol. 38 ›› Issue (03): 35-37.

• 采矿工程 • 上一篇    下一篇

司家营铁矿残留矿体回收方案设计

李华1,焦永富1,孙光华2   

  1. 1.唐钢滦县司家营铁矿有限责任公司;2.河北理工大学
  • 出版日期:2008-03-15 发布日期:2011-07-21

Scheme Design for Recovering Residual Orebody in Sijiaying Iron Mine

Li Hua1,Jiao Yongfu1,Sun Guanghua2   

  1. 1.Luanxian Sijiaying Iron Mine Co., Ltd, Tang Steel;2.Hebei University of Science and Technology
  • Online:2008-03-15 Published:2011-07-21

摘要: 结合唐钢司家营铁矿北区Ⅲ采场即将由露天开采转为地下开采的实际和N2-N4线间残留矿体的赋存状况,对残留矿体的回收方案进行了设计。

关键词: 露天转地下开采, 残矿回收, 无底柱分段崩落法

Abstract: In light of the reality that No.3 pit in north area of Sijiaying Iron Mine will proceed from open pit mining into underground mining and the occurrence of the residual orebody remaining between N2 and N4 lines, a scheme for recovering the residual orebody is designed.

Key words: Transition from open pit to underground mining, Recovery of residual orebody, Pillarless sublevel caving