| 用硫化沉淀法从钽铌萃取的反铌水相中除锑 |
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| 引用本文： | 张耀华 陈既明. 用硫化沉淀法从钽铌萃取的反铌水相中除锑[J]. 稀有金属与硬质合金, 1994, 0(2): 54-57 |
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| 作者姓名： | 张耀华 陈既明 |
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| 作者单位： | 株洲硬质合金厂钽铌冶炼厂 |
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| 摘 要： | 重点阐述了钽铌液－液萃取的反铌水相中，用硫化物沉淀法除锑的理论与实践。结果表明，经硫化物沉淀法除锑的反铌水相制取的Ｎｂ２Ｏ５，含Ｓｂ≤０．００５％。
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| 关 键 词： | 铌反萃水相，硫化物沉淀法，除锑 |
Sulphide Precipitation Method for Sb Elimination from Nb Stripping Aqueous Phase of Ta-Nb Solvent Extraction |
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| Zhang Yaohua, Chen Jiming. Sulphide Precipitation Method for Sb Elimination from Nb Stripping Aqueous Phase of Ta-Nb Solvent Extraction[J]. Rare Metals and Cemented Carbides, 1994, 0(2): 54-57 |
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| Authors: | Zhang Yaohua Chen Jiming |
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| Affiliation: | Tantalum and Niobium Plant of Zhuzhou Cemented Carbide ivories |
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| Abstract: | The paper deals with the theory and' practice of sulphide precipitation for Sb elimination from Nb stripping aqueous phase of TaNb solvent extraction. It has been shown that Nb,O, prod'uced fromthe Sb--eliminated' aqueous phase contains 0. 005qO Sb. |
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| Keywords: | Nb stripping aqueous phase sulphide precipitation Sb elimination |
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