Welcome to Metal Mine! Today is Share:
×

扫码分享

Metal Mine ›› 2008, Vol. 38 ›› Issue (03): 35-37.

Previous Articles     Next Articles

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

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