BASTNAESITE

作品数：38被引量：128H指数：10
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相关领域：冶金工程天文地球更多>>
相关作者：罗瑶边雪尹少华吴文远冯兴亮更多>>
相关机构：东北大学北京有色金属研究总院更多>>
相关期刊：《Science Bulletin》《China Rare Earth Information》《International Journal of Mining Science and Technology》《Transactions of Nonferrous Metals Society of China》更多>>
相关基金：国家自然科学基金国家重点基础研究发展计划更多>>
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Kinetic study on bastnaesite concentrate mechanochemical decomposition in NaOH solution被引量：2
《Journal of Rare Earths》2020年第4期418-426,共9页Jiang Liu Zhihe Dou Ting’an Zhang 
Project supported by the Fundamental Research Funds for the Central Universities(N172506009,N170908001,N182515007,N180725023);National Natural Science Foundation of China(U1508217).
Mechanochemical reaction involves simultaneous chemical reaction and particle crushing;the latter increases the effective reaction area and improves the reactivity,thus enhancing its kinetics.The classical shrinking c...
关键词：BASTNAESITE CONCENTRATE MECHANOCHEMICAL decomposition Sodium HYDROXIDE Kinetics RARE earths 
Decomposition process of bastnaesite concentrate in NaOH-CaO-H2O system被引量：2
《Journal of Rare Earths》2019年第7期760-766,共7页Jiang Liu Ting’an Zhang Zhihe Dou Yan Liu Guozhi Lv 
Project supported by the Fundamental Research Funds for the Central Universities(973 program,No.N172506009,N170908001)
A novel process of calcification-leaching for bastnaesite concentrate(REFCO3) was proposed. The prior calcification was carried out in the system of NaOH-CaO-H2O and the lgC-pH pattern for Ce-F-Ca-C-H2O system was dra...
关键词：BASTNAESITE CONCENTRATE CALCIFICATION PROCESS Thermodynamics FLUORINE Rare earths 
Thermal decomposition and oxidation of bastnaesite concentrate in inert and oxidative atmosphere被引量：19
《Journal of Rare Earths》2018年第7期758-764,共7页Longsheng Zhao Liangshi Wang Genghong Shuai Zhiqi Long Dali Cui Xiaowei Huang 
supported by the National Natural Science Foundation of China(51404035);Beijing Nova program(Z161100004916108)
To clearly elucidate the oxidative roasting behaviors of the bastnaesite, the thermal decomposition and oxidation of the bastnaesite concentrate in inert and oxidative atmosphere have been investigated in detail. Expe...
关键词：BASTNAESITE Thermal decomposition Oxidation Inert atmosphere Oxidative atmosphere Rare earths 
Phase transition of bastnaesite concentrate in calcification process被引量：3
《Rare Metals》2016年第8期649-654,共6页Yu-Kun Huang Ting-An Zhang Zhi-He Dou Jiang Liu Fang-Fang Tang 
financially supported by the National Basic Research Program of China (No. 2012CBA01205)
The phase transformation in calcification process was investigated by X-ray diffraction （XRD） and differential scanning calorimeter （DSC）, and the effect of calcification on the leaching rate of rare earth was ana...
关键词：BASTNAESITE Calcification transformation Solidfluoride reaction Mineral phase transition 
Leaching kinetics of bastnaesite concentrate in HCl solution被引量：13
《Transactions of Nonferrous Metals Society of China》2011年第10期2306-2310,共5页边雪 尹少华 罗瑶 吴文远 
Project(50974042)supported by the National Natural Science Foundation of China;Project(20090042120015)supported by Scientific Research Special Foundation of Doctor Subject of Chinese Universities;Project(N090302007)supported by the Fundamental Research Funds for the Central Universities,China
The leaching kinetics of bastnaesite concentrate in HCl solution was investigated with respect to the effects of HCl concentration by changing HCl concentration,leaching temperature,liquid to solid ratio,and particle ...
关键词：BASTNAESITE RE2（CO3）3 REF3 leaching kinetics 
Stepwise Chlorination-Chemical Vapor Transport Reactions for Bastnaesite Concentrate
《Journal of Rare Earths》2002年第1期56-60,共5页张丽清 王军 范世华 雷鹏翔 王之昌 
theNationalNaturalScienceFoundationofChina ( 5 98740 0 8)
Vapor phase extraction and mutual separation of rare earth (RE) elements from bastnaesite concentrate were investigated using stepwise chlorination chemical vapor transport reactions mediated by vapor complexes LnAl ...
关键词：rare earths bastnaesite concentrate chemical vapor transport RE vapor complexes LnAl    n  Cl    3  n  +3 
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