| 用硫铁矿烧渣制备的硫酸亚铁研制软磁用α-Fe_2O_3 |
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| 引用本文： | 龚竹青,黄坚.用硫铁矿烧渣制备的硫酸亚铁研制软磁用α-Fe_2O_3[J].环境工程,2003,21(2):48-51. |
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| 作者姓名： | 龚竹青 黄坚 |
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| 作者单位： | 1. 中南大学冶金科学与工程学院,长沙,410083
2. 中南大学化学化工学院,长沙,410083 |
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| 摘 要： | 介绍了利用硫铁矿烧渣制备的硫酸亚铁为原料制备高纯软磁用α Fe2 O3的基本原理、制备工艺 ,以及对工艺过程的影响因素进行了探讨 ,得到了制备高纯软磁用α Fe2 O3的适合条件 ,并对高纯软磁用α Fe2 O3的工业化生产做了经济估算
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| 关 键 词： | 硫铁矿烧渣 硫酸亚铁 软磁用α-Fe2O3 |
DEVELOPMENT OF α-Fe2O3 FOR SOFT MAGNET THROUGH FERROUS SULFATE PREPARED BY PYRITE RESIDUE |
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| Gong Zhuqing et al.DEVELOPMENT OF α-Fe2O3 FOR SOFT MAGNET THROUGH FERROUS SULFATE PREPARED BY PYRITE RESIDUE[J].Environmental Engineering,2003,21(2):48-51. |
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| Authors: | Gong Zhuqing |
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| Institution: | Gong Zhuqing et al |
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| Abstract: | This paper introduces the basic principles and production process of the preparing α-Fe_2O_3 for a high pure soft magnet through ferrous sulfate made from pyrite residue;and also discusses the influencing factors of the technological process,by which suitable conditions of making α-Fe_2O_3 for the high pure soft magnet are obtained.Finally an economic estimation of its industrialized production is also done. |
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| Keywords: | pyrite residue ferrous sulfate and α-Fe_2O_3 for soft magnet |
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