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Metal Mine ›› 2013, Vol. 42 ›› Issue (07): 35-37.

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Experimental Research on the New Non-pillar Continuous Mining Method for Underground Metal Mines

Xiaocong1,Yang Zhiqiang1,Xie Lianku1,Wei Ming2   

  1. 1.Beijing General Research Institute of Mining and Metallurgy; 2.Anqing Copper Mine
  • Online:2013-07-15 Published:2013-08-12

Abstract: Through the experimental research on the entire mining scheme for 1# ore-body of Anqing Copper Mine,a new non-pillar continuous mining method for underground metal mines is proposed.In this method,a isolation layer formed by the high strength cemented tailing filling body and the triangle pillars at bottom structure replaces the horizontal floor pillars.Also,every mining step should be ensured to be safe and high efficient through reasonable stope layout,stoping sequence and backfill method.This method provides a new thought for the continuous mining of total ore-body.It has a certain significance for enriching the theory of the continuous mining.

Key words: Underground metal mine, Continuous mining, Ore pillar