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Situation and Developing Trend of Rare-Earth Countercurrent Extraction Processes Control 杨辉1,柴天佑1 (1.Research Center of Automation, Northeastern University,Shenyang,110004,China;2.School of Electronics and Electrical Engineering,East China Jiaotong University,Nanchang,330013,China) Abstract:On the basis of the description of the rare-earth countercurrent extraction process, the on-line......
CRYSTAL DEFECTS IN PLASMA NITRIDED LAYER CATALYZED BY RARE EARTH F.S.Chen1,D.K.Liang1,L.M.Xiao1,Y.X.Liu1 (1.School of Materials Science and Technology,Shandong University,Jinan 250061,China) Abstract:The microstructure of plasma nitrided layer catalyzed by rare-earth elements has beenstudied with TEM. The results show that the grains of γ''-Fe4N phase are refinedby rare-earth elements......
Evolvement of permeability of ore granular media during heap leaching based on image analysis YANG Bao-hua(杨保华)1, 2, WU Ai-xiang(吴爱祥)3, JIANG Huai-chun(江怀春)4, CHEN Xue-song(陈学松)1 1. School...; Abstract: The column leaching experiment of ore granular media was carried out with the home-made multi-functional experimental apparatus and the pore structure......
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Phase, magnetism and thermal conductivity of glass ceramics from iron ore tailingsCHEN Hao(陈浩)1, WU Yi-wen(吴益文)2, ZHANG Hong(张鸿)1, LI Zhi-cheng(李志成)1, 3(1. School of Materials Science and Engineering.... State Key Laboratory of Powder Metallurgy (Central South University), Changsha 410083, China)Abstract:In order to develop the applications of ore tailings, the glass ceramics were prepared by using......
J. Cent. South Univ. Technol. (2009) 16: 0987-0993 DOI: 10.1007/s11771-009-0164-6 Quantitative analysis of geological ore-controlling factors and stereoscopic quantitative prediction of concealed ore bodies MAO Xian-cheng(毛先成)1,2, ZOU Yan-hong(邹艳红)1,2, LU Xiao-qin(卢晓琴)1, WU Xiang-bin(吴湘滨)1,2, DAI Ta-gen(戴塔根)1,2 (1. School of Geoscience and Environmental Engineering, Central South......
J. Cent. South Univ. Technol. (2011) 18: 83-88 DOI: 10.1007/s11771-011-0663-0 Thermodynamics of chromite ore oxidative roasting process QI Tian-gui(齐天贵), LIU Nan(刘楠), LI Xiao-bin(李小斌), PENG...-Verlag Berlin Heidelberg 2011 Abstract: To explicate the thermodynamics of the chromite ore lime-free roasting process, the thermodynamics of reactions involved in this process was calculated......
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