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J. Cent. South Univ. Technol. (2009) 16: 0073-0079 DOI: 10.1007/s11771-009-0012-8 Electron bandstructure of kaolinite and its mechanism of flotation using dodecylamine as collector XIA Liu-yin(夏柳... experiments, zeta potential measurements, and FTIR spectral analysis. Generally, the interaction between the collector cations and the negative charged mineral surfaces is mainly considered electrostatic......
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of horizontal current in metal pad by using advanced collector bars and insulation boards in aluminum reduction cell LI Hesong1, CHEN Zhen1, TIAN Yingfu2 (1. School of Energy Science and Engineering, Central... of aluminum reduction cells and improving current efficiency of aluminum reduction cells further more, a kind of advanced collector bars and insulation boards was improved. The software ANSYS was used......
by using cathode with heightened collector bars in aluminum reduction cell YANG Shuai, LI Jie, XU Yu-jie, ZHANG Hong-liang, ZHANG He-hui, ZOU Zhong, LAI Yan-qing (School of Metallurgical... with heightened collector bars was improved. The electric field of the cathode was calculated by using finite element method with an electric contact model, and the optimization effect to horizontal......
Effect of Mn (II) on quartz flotation using dodecylamine as collectorYANG Zhi-chao(杨志超)1, FENG Ya-li(冯雅丽)1, LI Hao-ran(李浩然)2, WANG Wei-da(王维大)1, TENG Qing(滕青)1, ZHANG Xu(张旭)1(1. Civil and Environment Engineering School, University of Science and Technology, Beijing 100083, China; 2. State Key Labo......
and Technology Beijing, Beijing 100083, China)Abstract:The possibility and effect of Rhodococcus erythropolis (R. erythropolis) as a flotation collector for hematite were investigated. The surface... hematite makes hematite form hydrobolic agglomerate. It is confirmed that R. erythropolis can be acted as the collector for hematite.Key words:Rhodococcus erythropolis; microorganisms; hematite; quartz......
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):n(HZ)=5:1比例的组合捕收剂浮选效果最佳. 图1 捕收剂用量与锂辉石浮选回收率的关系(pH=7.5) Fig. 1 Relationship between dosage of collector and flotation recovery of spodumene (pH=7.5) 在不同捕收剂浮选体系中,固定药剂用量为200 mg/L,考察了矿浆pH对锂辉石浮...;Releationship between concentration of collector and surface tension 2.3 不同捕收剂体系下锂辉石Zeta电位测试 在浮选分离锂辉石矿的捕收剂方面,其发展方向由单一用药向着混合用药的方向发展.锂辉石单矿物浮选试验表明,组合捕收剂相对于单一捕收剂而言有一定优势,这种正协同作用的机理较为复杂[14].本研究从锂辉石表面电位的变化角......
能效果以及个别槽在运行过程中出现的问题提供理论依据. 关键词:铝电解槽;新型钢棒;水平电流;电热场;数值模拟;电接触 中图分类号:TF821 文献标志码:A Effects of innovative cathode collector bars on thermal-electric field of aluminum reduction... collector bar was calculated by using numerical simulation method. The effects of innovative cathode collector bars on horizontal current in aluminum liquid pool, cell voltage and temperature distribution......