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Formation cause, composition analysis and comprehensive utilization of rare earth solid wastes PENG Huiqing1,XU Tao1 (1.Resource & Environment College,Wuhan University of Technology,Wuhan 430070,China;2.National Engineering Research Center of Rare Earth Metallurgy & Functional Materials,Baotou 014030,China;3.Baotou Researc) Abstract:Based on practical situation of rare earth industrial chain......
made on the preparation processes of the rare earth metal and alloy target materials and their characterization. In this work the rare earth metals were prepared by electrolysis of the oxide in molten salt for Nd metal and metallothermic reduction of the fluorides for Gd, Tb, Dy metals. After vacuum refining and distillation purification these rare earth metals were used for manufacturing......
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Progress of Flotation Reagents of Rare Earth Minerals in China 王文梅1,任俊2,周高云3,罗家柯3,唐芳琼2 (1.Civil and Environment Engineering College, University of Science and Technology Beijing, Beijing 100083... of Mining & Metallurgy, Beijing 100044, China) Abstract:The development and application of several flotation reagents of rare earth minerals in China since 1960s and their performance were described......
Influence of Composition of Sm2O3-Containing Rare Earth Glass on Its Absorption Spectrum Meng Xianfeng1,Wang Tingwei1,Zhang Qitu1,Shan Xiaobing1,Xu Zhongzi1 (1.College of Materials Science and Technology, Nanjing University of Technology, Nanjing 210009, China) Abstract:Borosilicate glass with high rare earth content was fabricated by traditional method. The influence of glass compositions......
Study on Preparation and Property of Poly-Aminosilicone-Rare Earth Composite 陈海燕1,周兰香1,邱关明1,张明1 (1.Department of Chemistry and Chemical Engineering, Yangzhou University, Yang zhou 225002, China;2.Changchun College of Optics & Fine Mechanics, Changchun 130022, China) Abstract:The poly-aminosilicone-rare earth composite was prepared by poly-aminosilicone cross-linked with rare earth and active......
Application of Rare Earth Phosphate Fertilizer in Western Area of China Zhang He1,Wu Yanping1,Liu Xiangsheng1,Fan Yubin1,Wang Jiachen1,Yang Jun1 (1.General Research Institutes for Nonferrous Metals, Grirem Advanced Materials Co., Ltd., National Rare Earth Center for Agriculture of China, Beijing 100088, China) Abstract:Rare earth phosphate fertilizer (REPF) as base fertilizer (750 kg per hm2......
Effect of Rare Earth Elements on Anisotropy and Microstructure of Al-Li Alloy 2195 Sheets Liu Yufeng1,Geng Jiping1,Xu Yue1 (1.School of Materials Science and Engineering, Beijing University... employed a complex heat treatment process, involving the pre-tension, thermo-infiltration of the rare earth element Ce, solution treatment, and artificial aging technology. The results indicate......
Synthesis, Catalysis of Rare Earth Complexes with Aliphatic Noncyclic Polyether-Amino Acid Schiff Base Shen Lianfang1,Yao Kemin2,Li Ning2 (1.State Key Laboratory of Magnetic Resonance and Atomic...:Eleven new rare earth complexes with aliphatic Schiff base, condensed from diglycol aldehyde and bis-arginine, were synthesized and characterized. They are confirmed as Ln(H2DAAR)(NO3)3·7H2O (Ln=La, Pr......
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