
Anti-seepage Measures for Crown Pillar Extraction in Transition from Open-Pit to Underground Mining by Backfilling Method
ZHANG Liangbin, LENG Jianyong, ZHANG Fang, HE Xiang, WANG Shaoquan
Mining and Metallurgical Engineering ›› 2024, Vol. 44 ›› Issue (1) : 35-38.
Anti-seepage Measures for Crown Pillar Extraction in Transition from Open-Pit to Underground Mining by Backfilling Method
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