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  2012, Vol. 30 Issue (4): 51-54    DOI: 10.3981/j.issn.1000-7857.2012.04.007
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Backfill Technology for the Deep and Concave Open-pit
SONG Ziling1, JIA Lan1, FAN Junfu1, YANG Zhanjun2, GAO Peng2
1. School of Environmental Science and Engineering, Liaoning Technical University, Fuxin 123000, Liaoning Province, China;2. Fushun Mine Group, Fushun 113001, Liaoning Province, China

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