Mined-out Area Treatment with the Deep-hole Blasting Shaft-forming Method and Filling Technique with Poor Ore

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Mined-out Area Treatment with the Deep-hole Blasting Shaft-forming Method and Filling Technique with Poor Ore

MAI Shang-De, Wang-Luo-Feng, LI Ying-Feng, LIU Liang, ZHANG Chao

Metal Mine . 2012, (05): 27 -31 .