| 铝土矿渣浸取动力学研究 |
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| 引用本文： | 吴一峰,刘峙嵘,曾凯,李鹰.铝土矿渣浸取动力学研究[J].化工矿物与加工,2008,37(5):9-11. |
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| 作者姓名： | 吴一峰 刘峙嵘 曾凯 李鹰 |
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| 作者单位： | 1. 中国长城铝业公司技术研发部,河南,郑州,450041
2. 东华理工大学应用化学系,江西,抚州,344000 |
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| 摘 要： | 研究了铝土矿渣与硫酸反应动力学,试验结果表明:铝土矿矿渣与硫酸反应受温度影响较大,浸出过程符合化学控制为主的收缩未反应芯模型;反应动力学方程为:1-(1-x)1/3=kt,k=216 exp-33900/RT].
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| 关 键 词： | 铝土矿渣 铁(Ⅲ) 浸取 动力学方程 |
| 文章编号： | 1008-7524(2008)05-0009-02 |
| 修稿时间： | 2007年1月19日 |
Study on leaching kinetics of bauxite residue |
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| LIU Zhi-rong,Wu Yi-feng,ZENG Kai,LI Ying.Study on leaching kinetics of bauxite residue[J].Industrial Minerals and Processing,2008,37(5):9-11. |
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| Authors: | LIU Zhi-rong Wu Yi-feng ZENG Kai LI Ying |
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| Affiliation: | LIU Zhi-rong1,Wu Yi-feng2,ZENG Kai 1,LI Ying1(1.Department of Applied Chemistry,East China University of Technology,Fuzhou Jiangxi 344000,China,2.China Great Wall Aluminium Corporation,Zhengzhou Henan 450041,China) |
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| Abstract: | Kinetic study of the leaching of powered bauxite residue in sulfuric acid solution has been investigated.Leaching reaction is affected by reaction temperatute and applicable to the chemical reaction according to shrinking core model.The reaction kinetics is shown as :1-(1-x)13=kt,k=216 exp-33900RT]. |
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