风化壳淋积型稀土矿开采及分离技术的现状与发展

来源期刊：有色金属科学与工程2010年第2期

论文作者：伍红强 尹艳芬 万夕辉

文章页码：73 - 76

关键词：风化壳淋积型稀土矿；原地溶浸；现状；发展趋势

Key words：weathering crust ion-absorbed type rare-earth ores;in-situ leaching; present situation; development trends

摘    要：在查阅大量文献资料的基础上，阐述了风化壳淋积型稀土矿处理技术的现状，分析了目前风化壳淋积型稀土矿各种提取技术的主要特点：针对目前提取工艺中存在的一些问题，在原地溶浸的基础理论研究、新型沉淀剂的研发及除杂提纯技术等方面提出了下一步的发展方向．

Abstract: This paper describes the technical status of weathering crust ion-absorbed type rare-earth ores, and analyzes the main features of these various extraction techniques. The future development directions are put forward from the aspects of basic research of Situ leaching, the research and development of a new precipitating agent,impurity purification technology in accordance with the problems existed in the current exaction process.