介绍了国内外主要含钾资源的种类,指出我国含钾资源综合利用的研究现状。综述了近年来从不溶性含钾岩石中提取钾的主要工艺技术,评价了各种工艺的优点及不足之处。指出开发利用不溶性含钾岩石的重要意义。%The main types of potassium resources is introduced.The present status of potassium resources in China is described.Technologies for potassium extraction from potassium-bearing minerals are compared.
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