LUDWIGITE

作品数：11被引量：16H指数：3
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相关领域：冶金工程化学工程更多>>
相关作者：王广王静松薛庆国更多>>
相关机构：北京科技大学更多>>
相关期刊：《International Journal of Minerals,Metallurgy and Materials》《Transactions of Nonferrous Metals Society of China》《Journal of Iron and Steel Research International》《Science Bulletin》更多>>
相关基金：国家自然科学基金国家教育部博士点基金中国博士后科学基金更多>>
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New process for treating boron-bearing iron ore by flash reduction coupled with magnetic separation
《International Journal of Minerals,Metallurgy and Materials》2024年第3期473-484,共12页Qipeng Bao Lei Guo Hong Yong Sohn Haibin Zuo Feng Liu Yongliang Gao Zhancheng Guo 
supported by the Science and Technology Special Plan Project from China Minmetals Group (No.2020ZXA01);the International Exchange and Growth Program for Young Teachers (No.QNXM20220061);the National Key Research and Development Program of China (No.2022YFC2906100).
Boron is an important industrial raw material often sourced from minerals containing different compounds that cocrystallize,which makes it difficult to separate the mineral phases through conventional beneficiation.Th...
关键词：LUDWIGITE boron-bearing iron concentrate flash reduction melting separation BORON 
An integrated and efficient process for borax preparation and magnetite recovery from soda-ash roasted ludwigite ore under CO–CO_(2)–N_(2) atmosphere被引量：1
《International Journal of Minerals,Metallurgy and Materials》2023年第11期2169-2181,共13页Jinxiang You Jing Wang Mingjun Rao Xin Zhang Jun Luo Zhiwei Peng Guanghui Li 
financially supported by the National Key Research and Development Program of China(No.2020YFC1909803);the Basic Science Center Project for the National Natural Science Foundation of China(No.72088101);the Graduate Research and Innovative Project of Central South University(No.506021739)。
To realize the comprehensive utilization of ludwigite ore,an integrated and efficient route for the boron and iron separation was proposed in this work,which via soda-ash roasting under CO–CO_(2)–N_(2) atmosphere fo...
关键词：ludwigite ore soda-ash roasting CO-CO_(2)-N_(2)atmosphere BORAX 
Growth of metallic iron particles during reductive roasting of boron-bearing magnetite concentrate被引量：4
《Journal of Central South University》2020年第5期1484-1494,共11页ZHANG Xin LI Guang-hui RAO Ming-jun MI Huan-peng LIANG Bin-jun YOU Jin-xiang PENG Zhi-wei JIANG Tao 
Project(51804346)supported by the National Natural Science Foundation of China;Project(2019JJ50767)supported by the Natural Science Foundation of Hunan Province,China;Project(KY[2017]125)supported by Youth Foundation of Guizhou Education Department,China。
The growing characteristics of metallic iron particles during reductive roasting of boron-bearing magnetite concentrate under different conditions were investigated.The size of the metallic iron particles was quantita...
关键词：ludwigite ore reductive roasting metallic iron grain growth size measurement 
Stepwise recovery of magnesium from low-grade ludwigite ore based on innovative and clean technological route被引量：1
《Transactions of Nonferrous Metals Society of China》2018年第11期2384-2396,共13页Xiao-jiao FU Man-sheng CHU Li-hua GAO Zheng-gen LIU 
Project(20100042110004)supported by the Specialized Research Fund for the Doctoral Program of Higher Education of China;Projects(N090502004,N140206003)supported by Fundamental Research Funds for the Central University,China
A novel and clean technological route for the comprehensive utilization of low-grade ludwigite ore was proposed, inwhich magnesium was extracted by metallizing reduction？magnetic separation, sulfuric acid leaching an...
关键词：LUDWIGITE MAGNESIUM metallizing reduction leaching precipitation RECOVERY 
Carbothermic reduction characteristics of ludwigite and boron–iron magnetic separation被引量：3
《International Journal of Minerals,Metallurgy and Materials》2018年第9期1000-1009,共10页Guang Wang Qing-guo Xue Jing-song Wang 
financially supported by the China Postdoctoral Science Foundation(No.2018T110046);the National Natural Science Foundation of China(No.51274033)
Ludwigite is a kind of complex iron ore containing boron, iron, and magnesium, and it is the most promising boron resource in China. Selective reduction of iron oxide is the key step for the comprehensive utilization ...
关键词：complex IRON ORE BORON RESOURCE carbothermic reduction magnetic SEPARATION 
Innovative method for boron extraction from iron ore containing boron被引量：2
《International Journal of Minerals,Metallurgy and Materials》2016年第3期247-256,共10页Guang Wang Jing-song Wang Xin-yun Yu Ying-feng Shen Hai-bin Zuo Qing-guo Xue 
financially supported by the National Natural Science Foundation of China (No. 51274033)
A novel process for boron enrichment and extraction from ludwigite based on iron nugget technology was proposed. The key steps of this novel process, which include boron and iron separation, crystallization of boron-r...
关键词：LUDWIGITE reduction melting separation boron extraction 
Influence of Na_2CO_3 as Additive on Direct Reduction of Boron-bearing Magnetite Concentrate被引量：1
《Journal of Iron and Steel Research International》2016年第2期103-108,共6页Yong-li LI Jing-kui QU Guang-ye WEI Tao QI 
Item Sponsored by National Natural Science Foundation of China(51304181);National Science Foundation for Distinguished Young Scholars of China(51125018)
Boron-bearing magnetite concentrate is typically characterized by low grade of iron and boron （wTFe = 51%- 54%, WB2O3 =6%-8%）, as well as the close intergrowth of ascharite phase and magnetite phase. A promising tec...
关键词：LUDWIGITE kinetic analysis direct reduction magnetic separation sodium carbonate 
Effect of Na_2CO_3 on reduction and melting separation of ludwigite/coal composite pellet and property of boron-rich slag被引量：2
《Transactions of Nonferrous Metals Society of China》2016年第1期282-293,共12页王广 薛庆国 王静松 
Project(51274033) supported by the National Natural Science Foundation of China
The effects of Na_2CO_3 on the reduction and melting separation behavior of ludwigite/coal composite pellet, the desulfurization ratio and the property of the separated boron-rich slag were investigated at laboratory ...
关键词：LUDWIGITE carbon composite pellet reduction and melting separation DESULFURIZATION boron-rich slag boron extraction 
Comprehensive Utilization of Ludwigite Ore Based on Metallizing Reduction and Magnetic Separation被引量：4
《Journal of Iron and Steel Research International》2015年第8期672-680,共9页Xiao-jiao FU Jia-qi ZHAO Shuang-yin CHEN Zheng-gen LIU Tong-lai GUO Man-sheng CHU 
Sponsored by the Specialized Research Fund for the Doctoral Program of Higher Education of China(20100042110004);Fundamental Research Funds for the Central Universities of China(090502004,140206003)
With the aim of high-efficiency utilization of Dandong ludwigite ore, a new process of metallizing reduction and mag- netic separation was proposed, and the effects of reduction temperature, reduction time, carbon rat...
关键词：ludwigite ore metallizing reduction magnetic separation valuable element comprehensive utilization 
Crystal Structure and Chemical Composition of Ludwigite from Vranovac Ore Deposit (Boranja Mountain,Serbia)被引量：1
《Acta Geologica Sinica(English Edition)》2012年第6期1524-1538,共15页Pavle TANCIC Radovan DIMITRIJEVIC Maja POZNANOVIC Aleksandar PACEVSKI Slobodanka SUDAR 
The crystal structure of ludwigite from Vranovac ore deposit （Boranja Mt., Serbia） was refined using the X-ray powder diffraction （XRPD） Rietveld method in the space group Pbam to a final RB=7.45% and RF=5.26%. It...
关键词：LUDWIGITE crystal structure chemical composition M-O distances distortion parameters ions valences comparison formation temperature 
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