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Recovering indium with sulfating roasting from copper-smelting ashZHU Guocai,ZHENG Mingdan,FAN Guanglong,and ZHAO Yuna Institute of Nuclear and New Energy Technology,Tsinghua University,Beijing... in leaching process,and then recovered by sulfating roasting. The method included mix-ing the leaching-slag with sulfuric acid,making them into particles,roasting the mixture,and then leaching......
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......
J. Cent. South Univ. Technol. (2007)04-0485-05 DOI: 10.1007/s11771-007-0094-0 Mechanism of gold dissolving in alkaline thiourea solution CHAI Li-yuan(柴立元), WANG Yun-yan(王云燕) (School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China) _____________________________________________________________ Abstract:Reaction mechanism of gold dissolving......
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Oxide coating mechanism during fluidized bed reduction: solid-state reaction characteristics between iron ore particles and MgOLei Guo,Jin-tao Gao,Yi-wei Zhong,Han Gao,Zhan-cheng GuoState Key... performed to investigate the coating mechanism of MgO on the iron ore particles’ surface during fluidized bed reduction. MgO powders and iron ore particles were mixed and compressed into briquettes......
识码:A Effect of microwave roasting on vanadium extraction from stone coal OU YANG Guo-qiang, ZHANG Xiao-yun, TIAN Xue-da, LI Yi, XIE Sen (College of Chemical Engineering, Xiangtan University, Xiangtan 411105, China) Abstract: Comparison tests of microwave roasting and conventional roasting for stone coal were carried out to investigate the effects of roasting temperature......
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Mechanism of separating muscovite and quartz by flotationWANG Li(王丽), SUN Wei(孙伟), LIU Run-qing(刘润清) (School of Mineral Processing and Bioengineering, Central South University, Changsha 410083, China.... These findings provide a novel explanation for the flotation mechanism from the perspective of MD simulation.Key words:muscovite; quartz; amines; flotation; adsorption mechanism......
Reaction mechanism of molten NaOH decomposing Zn2SiO4 in willemiteZHAO Chang-ming(赵昌明)1, 2, ZHAI Yu-chun(翟玉春)2, ZHANG Chong-min(张崇民)1, LI Jun-li(李军丽)1, LI Sheng-li(李胜利)1(1. School of Materials... detection for the alkali leaching was made by using Raman spectroscopy; XRD was used to analyze the structure of water leaching residue, to explore the reaction mechanism of NaOH decomposing Zn2SiO4......
Microstructure and formation mechanism of in-situ TiC-TiB2/Fe composite coating WANG Zhen-ting(王振廷), ZHOU Xiao-hui(周晓辉), ZHAO Guo-gang(赵国刚) College of Materials Science and Engineering... coating. Moreover, the formation mechanism was investigated. With the increase of the content of TiC+TiB2, the micro-hardness and wear resistance are also improved at the room temperature under normal......
