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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......
Studies on Sulfating Roasting Process for Mianning Bastnasite and Baotou Mixed RE Concentrate Ore Miao Guangli1 (1.Gansu Rare Earth Company, Baiyin 730922, China) Abstract:Some processes of sulfating roasting and water leaching of crude Mianning RE concentrate ore, of fine Mianning RE concentrate ore, of Baotou RE concentrate ore and of their mixture were investigated.The result shows......
J. Cent. South Univ. (2017) 24: 2266-2274 DOI: https://doi.org/10.1007/s11771-017-3637-z Extracting reaction mechanism analysis of Zn and Si from zinc oxide ore by NaOH roasting method CHEN Bing(陈兵... Central South University Press and Springer-Verlag GmbH Germany 2017 Abstract: The orthogonal test was used to optimize the reaction conditions of roasting zinc oxide ore with NaOH aiming......
Kinetics study of leaching arsenic from Ni-Mo ore roasting in dust mixture of hydrochloric and sulfuric acidsHOU Xiao-chuan(侯晓川)1, 2, YANG Yun-de(杨润德)1, LI He(李贺)1, ZENG-li(曾理)2, XIAO Lian-sheng(肖连生... of leaching arsenic from Ni-Mo ore roasting dust was investigated. The effects including leaching temperature, particle size of the smelter dust, stirring speed, the coef?cient β (the molar ratio of sodium......
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process of manganese dioxide in low-grade manganese ore by biomass roasting was investigated.The calcine of manganese oxide ore was further leached by sulphuric acid, the manganese in ore can be converted into manganese sulfate.Effects of the mass ratio of manganese ore to sawdust, roasting temperature and time, leaching temperature and time, leaching agent concentration and liquid-solid ratio were......
Magnetizing Roasting Mechanism and Effective Ore Dressing Process for Oolitic Hematite Ore余永富College of Resources and Environment al Engineering,Wuhan University of Technology摘 要:Magnetizing roasting of oolitic hematite ore from western Hubei Province was investigated.The mechanism for reduction roasting of oolitic hematite ore was discussed......
J. Cent. South Univ. (2017) 24: 1544-1550 DOI: 10.1007/s11771-017-3559-9 Kinetics of roasting potash feldspar in presence of sodium carbonate LIU Jia-nan(刘佳囡)1, ZHAI Yu-chun(翟玉春)1, 2, WU Yan(吴艳)1... 066004, China Central South University Press and Springer-Verlag Berlin Heidelberg 2017 Abstract: A novel process was proposed for the utilization of potash feldspar by roasting in the presence......
is a promising method to upgrade oolitic hematite ore. An oolitic hematite ore was roasted using suspension roasting technology at different temperatures. The phase transformation for iron minerals... on the phase transformation of hematite to magnetite. The transformation ratio increases with increased temperature. After roasting, the magnetic susceptibility is significantly improved, while iron ore......
J. Cent. South Univ. (2016) 23: 2999-3005 DOI: 10.1007/s11771-016-3363-y Oxidation and roasting characteristics of artificial magnetite pellets ZHANG Han-quan(张汉泉), LU Man-man(路漫漫), FU Jin-tao(付金涛... degree approaching to natural magnetite concentrate pellet fired at 1000 °C. Besides, two kinds of pellets displayed quite different roasting characteristics. When preheated at the same temperature......