【摘要】 本文介绍了稀土金属的几种制备方法———稀土卤化物热还原法、稀土氧化物还原法和稀土熔盐电解法及其各自工艺特点。还对稀土金属的提纯方法作了简单介绍， 指出稀土金属的提纯仍是一项复杂的工艺过程更多还原

【Abstract】 Several methods for preparing rare earths are introduced with their features given respectively.These methods are thermal reduction of rare earth halides,reduction of rare earth oxides and electrolysis of molten salts of rare earths.Judging from the brief description of these methods,it can be seen that the purification of rare earths still remains a complicated process.更多还原