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Metal Mine ›› 2009, Vol. 39 ›› Issue (08): 19-22.

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Research and Application of the New Treatment Technology for Abandoned Stope

Zhang Junsheng1,Li Junping2,Song Shisheng3   

  1. 1.Liaoning Jinfeng Gold Mining Co.Ltd.;2.Jixi University;3.Changchun Gold Research Institute
  • Online:2009-08-17 Published:2011-04-26

Abstract: With the underground abandoned stop and ground pressure control in Dongtongyu gold mine, Shaanxi as the study case, the grooving top-caving method and the roof cutting and pillar caving method were proposed.The parameter design method for the treatment of abandoned stope was studied.As a result, a complete theoretical, practical and evaluation system for the treatment of gently inclined abandoned stope is formed, including the theoretical design, site construction and effect observation.

Key words:  Abandoned stope treatment, Grooving top-caving, Roof cutting and pillar caving, Controlled explosion