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Application of 241Am EDXRF to Determine Heavy Rare Earths in RE Separation Processes by Solvent Extraction贾江涛,马小桃,严纯华,廖春生,李标国摘 要:Applicationof241AmEDXRFtoDetermineHeavyRareEarthsinRESeparationProcesesbySolventExtractionJiaJiangtao(贾江涛),MaXiaotao(马小桃),Ya...关键词:......
Comparison of Economical and Technical Indices on Rare Earth Separation Processes of Bastnasite by Solvent Extraction严纯华,廖春生,贾江涛,王明文,李标国摘 要:ThebastnasiteinBaiyun′eboofInnerMongoliaismorethan70%oftheprovenrareearthresourcesalovertheworld.Thesimilaroreswerediscovered...关键词:......
Recovery of Mn2+, Co2+ and Ni2+ from manganese nodules by redox leaching and solvent extraction SHEN Yong-feng(申勇峰)1, 2, 3, XUE Wen-ying(薛文颖)4, LI Wei(李 薇)3,LI Shan-de(李禅德)2, LIU Xiang-hua(刘相华)4...; Abstract: The recovery of Mn, Co and Ni from deep-sea manganese nodules was conducted by acid oxidative leaching and solvent extraction. The results indicate that pyrrhotite used during......
Extraction and separation of Fe(Ⅲ) from heavy metal wastewater using P204 solvent impregnated resinQi Sun,Li-Mei Yang,Li Zhang,Song-Tao Huang,Zheng XuNational Engineering Laboratory of Biohydrometallurgy,General Research Institute for Nonferrous Metals摘 要:The extraction and separation of Fe(Ⅲ) from heavy metal wastewater generated in zinc smelting......
was 76.7 in a single-stage extraction. Key words: tungsten; molybdenum; solvent extraction separation; precursor solution; H2O2 1 Introduction In recent years, with the continuous and heavy consumption... containing high content of Mo [8,9]. The method of solvent extraction separation of Mo and W by H2O2-complexation is based on the property difference between molybdenum peroxide and tungstate peroxide......
Cyanex 923 saturated with Ce(IV) and HF were discussed.`` Key words:solvent extraction; Ce(IV); F(I); Cyanex 923; [全文内容正在添加中] ...EXTRACTION MECHANISM OF CERIUM(IV) AND FLUORINE(I)IN THE SEPARATION PROCESS OF BASTNASITE LEACHSOLUTION BY CYANEX 923 D.Q.Li1,W.P.Liao1,G.H.Yu1 (1.Laboratory of Rare Earth Chemistry and Physics......
Preparation of high-purity neodymium chloride by solvent extraction in the mixer-settlers:A pilot-scale investigationFujian Li1,2,3,4,Qiaoyan He4,Yanliang Wang1,2,3,Hong Zhou4,Shuibo Zhang4,Xiaoqi Sun1,2,31. Fujian Institute of Research on the Structure of Matter,Chinese Academy of Sciences2. Xiamen Institute of Rare Earth Materials, Haixi Institute, Chinese Academy of Sciences3. University......
Preparation of high-purity neodymium chloride by solvent extraction in the mixer-settlers:A pilot-scale investigationFujian Li1,2,3,4,Qiaoyan He4,Yanliang Wang1,2,3,Hong Zhou4,Shuibo Zhang4,Xiaoqi Sun1,2,31. Fujian Institute of Research on the Structure of Matter,Chinese Academy of Sciences2. Xiamen Institute of Rare Earth Materials, Haixi Institute, Chinese Academy of Sciences3. University......
is efficiently separated and enriched by solvent extraction after several preprocesses namely. The extraction and stripping yields of vanadium are 98.1% and 99.41%, respectively. Ammonia is employed... all process stages is about 85%.
Key words: vanadium; black shale; pressure acid leaching; solvent extraction
......粉末注射成形溶剂脱脂过程的数学模型
来源: 《中国有色金属学报2002年第5期》——郑洲顺 曲选辉 祝宝军