国家自然科学基金(50474022)

作品数：5被引量：57H指数：4
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相关作者：池汝安李中军彭翠黄凌云徐源来更多>>
相关机构：武汉化工学院更多>>
相关期刊：《Journal of Rare Earths》《稀土》《Transactions of Nonferrous Metals Society of China》《Rare Metals》更多>>
相关主题：CRUSTCEOOREMASS_TRANSFERHYDRODYNAMICS更多>>
相关领域：理学金属学及工艺冶金工程天文地球更多>>
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Leaching process of rare earths from weathered crust elution-deposited rare earth ore被引量：35
《Transactions of Nonferrous Metals Society of China》2010年第5期892-896,共5页田君 池汝安 尹敬群 
Projects(50664004,50474022,50574069) supported by the National Natural Science Foundation of China;Projects(Q959612,Q972026) supported by the Natural Science Foundation of Jiangxi Province,China
In order to strengthen the leaching procedure,the chemical processes of leaching rare earths (RE) from the weathered crust elution-deposited rare earth ore were investigated frow the viewpoints of kinetics,hydrodynami...
关键词：weathered crust elution-deposited rare earth ore LEACHING HYDRODYNAMICS kinetics mass transfer 
Optimal Conditions for Preparing Ultra-Fine CeO_2 Powders in A Submerged Circulative Impinging Stream Reactor被引量：6
《Journal of Rare Earths》2007年第4期422-427,共6页池汝安 徐志高 吴元欣 王存文 
Project supported by the National Natural Science Foundation of China (50474022 and 50574069 )
Cerium carbonate powders were produced in a submerged circulation impinging stream reactor （SCISR） from Ce（NO3）3· 6H2O. NH4HCO3 was used as a precipitant in the reaction. Cerium carbonate powders were roasted to ...
关键词：impinging stream REACTOR cerium dioxide ultra-fine powder rare earths 
Correlation analysis on partition of rare earth in ion-exchangeable phase from weathered crust ores被引量：3
《Transactions of Nonferrous Metals Society of China》2006年第6期1421-1425,共5页池汝安 戴祖旭 徐志高 吴元欣 王存文 
Project(59725408) supported by the National Outsanding Younger Scholar Foundation of China;Projects(59674021,50474022) supported by the National Natural Science Foundation of China
The rare earth(RE)in weathered crust ores mainly exists as ion-exchangeable phase,approximately 80%.The correlation analysis on partition of 376 samples in ion-exchangeable phase from weathered crust ores was conducte...
关键词：weathered CRUST ORE RARE earth PARTITION correlation analysis 
碳酸氢铵沉淀法制备CeO_2抛光粉被引量：5
《稀土》2006年第1期37-39,60,共4页李中军 彭翠 徐志高 徐源来 黄凌云 池汝安 
国家自然科学基金资助项目(50474022)
以氟碳铈矿焙砂盐酸二步浸取的氯化铈溶液为原料,用碳酸氢铵作沉淀剂。沉淀经过滤、洗涤、烘干、焙烧及研磨制得用于抛光的CeO2。讨论了加料方式、氯化铈浓度、分散剂用量及焙烧温度对CeO2粒径大小及分布的影响。结果表明在含15g/L聚乙...
关键词：碳酸氢铵 沉淀 CEO2 抛光粉 
Partitioning properties of rare earth ores in China被引量：10
《Rare Metals》2005年第3期205-209,共5页CHI Ru ＇an LI Zhongjun PENG Cui ZHU Guocai XU Shengming 
This work is financially supported by the National Natural Science Foundation of China (No. 50474022).
The properties of rare earth partitioning in Chinese industrial rare earth ores were analyzed. Rare earth ores can be divided into the single-mineral type ore with bastnaesite, the multi-mineral type ore with bastnaes...
关键词：rare earth ore partitioning BASTNAESITE MONAZITE weathered crust ore 
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