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; non-explosive mining; waste backfilling; circular economy; waste utilization; green mining 1 Introduction Mining technology has been profoundly developed as the rapid innovation of mining machine... mining, the waste backfilling is the other strategy to promote green mining of underground minerals, by conducting resource utilization of solid waste and filling mined-out areas for low-waste......
Society, 2014, 39(1): 64–71. DOI: 10.13225/ j.cnki.jccs.2013.1239. (in Chinese) [17] ZHANG Ji-xiong. Study on strata movement controlling by raw waste backfilling with fully-mechanized coal winning... characteristic of key stratum overburden by raw waste backfilling with fully-mechanized coal minning technology [J]. Journal of China Coal Society, 2011, 36(10): 357–362. DOI: 10.13225/j.cnki.jccs.2010.03.008.......
J. Cent. South Univ. Technol. (2007)04-0580-04 DOI: 10.1007/s11771-007-0111-3 Quality evaluation of layerlike backfilling and flow pattern of backfill slurry in stope PENG Xin(彭 欣), LI Xi...) ______________________________________________________________________________ Abstract:Stability condition and quality evaluation formula of layerlike backfilling roof, Q≥C, where Q denotes is quality index depending on allowable compressive or tensile......
Removing cadmium from electroplating wastewater by waste saccharomyces cerevisiae DAI Shu-juan(代淑娟)1, 2, WEI De-zhou(魏德洲)1, ZHOU Dong-qin(周东琴)1, JIA Chun-yun(贾春云)1, WANG Yu-juan(王玉娟)1, LIU... method using waste saccharomyces cerevisiae(WSC) as sorbent. Effect factors on biosorption of cadmium in cadmium-containing electroplating wastewater by waste saccharomyces cerevisiae......
stratum overburden by raw waste backfilling with fully-mechanized coal mining technology[J]. Journal of China Coal Society, 2010, 35(3): 357-362. [6] 杨宝贵, 彭杨皓, 李杨, 等. 充填开采地表移动变形规律数值模拟分析[J]. 金属矿山, 2014(12...)09-2491-07 Research on surface subsidence prediction of dense solid backfilling mining based on the coupling of continuous and discrete medium GUO Qingbiao1, 2, 3, GUO Guangli1, 3, L Xin2, ZHANG Wenxin1, 3......
treatment methods of mine waste rock for recycling valuable metals and further waste rock backfilling, covering soil and making fields, manufacturing building materials, and summarize the key directions...): 1649-1660. DOI: 10.11817/j.ysxb.1004.0609.2021-35986 YAO Hua-hui, CAI Lian-bing, LIU Wei, et al. Current status and development of comprehensive utilization of waste rock in metal mines in China[J......
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Disposal of cuprous chloride waste water XUE Juan-qin(薛娟琴), MAO Wei-bo(毛维博), WANG Yu-jie(王玉洁), LI Jing-xian(李京仙), WU Ming(吴 明), LU Xi(卢 曦) School of Metallurgical Engineering, Xi... ____________________________________________________________________________________________ Abstract: The waste water system generated in the process of production of cuprous chloride was studied. The existing forms of copper in the system and the influence of temperature and pH......
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Subsidence control and farmland conservation by solid backfilling mining technologyGUO Guang-li1, 2, FENG Wen-kai3, ZHA Jian-feng1, 2, 3, LIU Yuan-xu1, 2, WANG Qiang1, (1. Key Laboratory for Land... of Technology, Chengdu 610059, China)Abstract:Solid backfilling mining technology, which decreases the height of fissure zone and caving zone, and alleviates the subsidence, is a new technology for farmland......