| 氯化钠—次氯酸钠法从氰化渣中回收金 |
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| 引用本文： | 史娟华,于先进,张亚莉.氯化钠—次氯酸钠法从氰化渣中回收金[J].有色金属(冶炼部分),2013(3):35-37. |
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| 作者姓名： | 史娟华 于先进 张亚莉 |
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| 作者单位： | 山东理工大学化学工程学院,山东淄博,255049 |
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| 基金项目： | 山东省自然科学基金项目（ZR2010EL006）；山东省高等学校科技计划项目（J12LA04） |
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| 摘 要： | 以氯化钠为溶剂,加入适量次氯酸钠,考察了液固比、浸出温度和时间对氰化渣中金浸出率的影响。结果表明,在下述最优试验条件下,金浸出率可以达到41%以上:浸出温度50℃、浸出时间3h、液固比4。
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| 关 键 词： | 氰化渣 浸出 氯化钠 次氯酸钠 |
| 收稿时间： | 9/13/2012 4:20:52 PM |
| 修稿时间： | 9/14/2012 9:20:40 AM |
Sodium Chloride-Sodium Hypochlorite Method for Gold Recovery from Cyanide Residue |
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| SHI Juan-Hu,YU Xian-jin and ZHANG Ya-li.Sodium Chloride-Sodium Hypochlorite Method for Gold Recovery from Cyanide Residue[J].Nonferrous Metals(Extractive Metallurgy),2013(3):35-37. |
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| Authors: | SHI Juan-Hu YU Xian-jin and ZHANG Ya-li |
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| Affiliation: | School of Chemical engineering,Shandong university of technology,, |
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| Abstract: | The effects of ratio of solid to liquid,leaching temperature and time on the gold leaching rate were studied by adding a proper amount of sodium hypochlorite with sodium chloride as solvent.The results show that the gold leaching rate is above 41% under the optimum conditions including leaching temperature of 50 ℃,leaching time of 3 h and ratio of solid to liquid of 4. |
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| Keywords: | cyanide residue leaching sodium chloride sodium hypochlorite |
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