本文介绍了溶剂萃取、离子交换、电解精炼和区域熔炼等冶金提纯方法在高纯铁制备过程中的应用。
The methods of preparing high purity iron include solvent extraction, ion exchange, electrolytic refining, zone melting, and so on.
硫化镍精矿氯气浸出—净化—电积工艺作为镍提取冶金的新方向，其净化过程大多采用溶剂萃取方法。
As a new method of nickel extractive metallurgy, the process of chlorine leaching purification electrolysis for nickel sulphide concentrate usually USES solvent extraction as its purification.
对于湿法冶金溶剂萃取过程，如铜或稀土等的分离可望在提高设备效率，降低溶剂装量，减少相夹带等关键技术方面取得突破性进展。
In solvent extraction processes such as the separation of copper or rare earth elements, it will make a great progress to increase extractor efficiency and decrease solvent inventory and entrainment.
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