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PREPARATION OF IRON CARBIDE FROM MAGNETITE PELLETS BY CO-H2 MIXTURES REDUCTION J.P.Jiang1,D.Q.Cang1,H.W.Ni2 (1.School of Metallurgy,University of Science and Technology Beijing,Beijing 100083,China;2.School of Materials and Metallurgy,Wuhan University of Science and Technology,Wuhan 430081,China) Abstract:A method of preparing iron carbide by reducing magnetite pellets with H2-CO mixturesis......
J. Cent. South Univ. (2018) 25: 795-804 DOI: https://doi.org/10.1007/s11771-018-3784-x Effect of magnetite content on Bond work index and preconditioning:Case study on Chadormalu iron ore mine... for investigating the rock fragmentation by blasting and comminution processes in iron ore mines. In this paper, at first, geomechanical and seismic properties of the oxide ores (magnetite and hematite......
J. Cent. South Univ. (2016) 23: 3108-3114 DOI: 10.1007/s11771-016-3376-6 Effect of magnetic pulse pretreatment on grindability of a magnetite ore and its implication on magnetic separation YU Jian... pulse treatment on grindability of a magnetite ore was investigated by grindability tests. The results of the investigation show that the pulsed treatment has little effect on the particle size......
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... magnetite concentrate, artificial magnetite with more lattice defects and higher activity tends to be oxidized. And the artificial magnetite pellet at the temperature of 400 °C has the oxidation......
Preparation of cobalt-modified magnetite and its magnetic properties YANG Xi-yun(杨喜云)1, GONG Zhu-qing(龚竹青)1, LIU Feng-liang(刘丰良)2, HUANG Jian(黄 坚)2 (1. School of Metallurgical Science and Engineering, Central South University,Changsha 410083, China; 2. School of Chemistry and Chemical Engineering, Central South University, Changsha 410083, China) Abstract: Magnetite was modified......
J. Cent. South Univ. (2012) 19: 1967-1972 DOI: 10.1007/s11771-012-1233-9 Adsorption of lignite humic acid onto magnetite particle surface ZHANG Yuan-bo(张元波), LI Peng(李鹏), ZHOU You-lian(周友连...) is one of the main ingredients of MHA binder. Pure HA was firstly isolated from lignite and then adsorption of HA onto magnetite particle surface was investigated. The final results indicate......
Analysis of Surface Wettability of Synthetic Magnetite张汉泉,WANG FenglingSchool of Environmental and Civil Engineering Wuhan Institute of Technology摘 要:Relative contact angle and heat of wetting can be used to provide a measurement of surface wettability of synthetic magnetite. The comparison between synthetic and natural magnetite in terms of surface......
Isothermal Oxidation Kinetics of Artificial Magnetite Pellets张汉泉1,FU Jintao2,潘建3,张峰3,GUO Zhengqi31. School of Xingfa Mining Engineering, Wuhan Institute of Technology2. Western Mining Company3. School of Minerals Processing and Bioengineering, Central South University摘 要:In order to establish the kinetics of oxidation of artificial magnetite pellets, we......
Oxidation behavior of artificial magnetite pelletsHan-quan Zhang11. School of Resource and Civil Engineering, Wuhan Institute of Technology摘 要:The oxidation behavior of artificial magnetite pellets was investigated through measurements of the oxidation degree and mineralogical analysis. The results show that artificial magnetite pellets are much easier......
Kinetics of magnetite oxidation under non-isothermal conditionsAref Sardari1,Eskandar Keshavarz Alamdari2,Mohammad Noaparast3,Sied Ziaedin Shafaei31. Department of Mining Engineering,Science...="ChDivSummary" name="ChDivSummary">Oxidation of magnetite concentrates,which occurs during the pellet induration process,must be deeply understood to enable the appropriate design of induration machines.In......
