| 稀土草酸盐直接制备氟化物的试验研究 |
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| 引用本文： | 董素霞. 稀土草酸盐直接制备氟化物的试验研究[J]. 江西有色金属, 2000, 14(4): 30-31,34 |
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| 作者姓名： | 董素霞 |
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| 作者单位： | 赣州有色冶金研究所!江西赣州341000 |
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| 摘 要： | 稀土草酸盐中直接加氢氟酸置换生成氟化稀土，选择加入１２０％理论量的氢氟酸有较高的转化率和回收率。置换后草酸溶液循环使用，降低了成本。
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| 关 键 词： | 稀土 草酸盐 置换 转化率 回收率 氟化物 |
Study on experiment of preparing RE fluoride form oxalate |
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| DONG Su-xia. Study on experiment of preparing RE fluoride form oxalate[J]. Jiangxi Nonferrous Metals, 2000, 14(4): 30-31,34 |
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| Authors: | DONG Su-xia |
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| Abstract: | The RE fluoride can be prepared directly from oxalate by adding hydrofluoric acid . The ratio of transformation and recovery is high if the hydrofluoric acid is added by 120% theoretical amounts. The oxalic acid solution can be re-used through displacement for reducing the cost. |
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| Keywords: | RE oxalate displacement transformation ratio recovery ra@ |
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