锌湿法冶金流程实训指导书编者：胡小龙目录1.锌精矿的焙烧.......................................................................................................................................11.1湿法炼锌对锌精矿焙烧的目的与要求........................................................................................11.2硫化锌精矿焙烧的主要反应........................................................................................................11.3锌精矿焙烧...................................................................................................................................82浸出......................................................................................................................................................92.1浸出的目的...................................................................................................................................92.2中性浸出........................................................................................................................................92.3酸性浸出......................................................................................................................................112.4沉矾.............................................................................................................................................123净化....................................................................................................................................................143.1净化目的.....................................................................................................................................143.2一段净化......................................................................................................................................143.3二段净化.....................................................................................................................................153.4三段净化......................................................................................................................................153.5工序产品的质量要求.................................................................................................................164综合回收............................................................................................................................................174.1工艺原理......................................................................................................................................174.2原料、产品要求..........................................................................................................................174.3铜镉渣浸出..................................................................................................................................184.4铜渣酸洗及上清压滤..................................................................................................................184.5铜镉渣浆化及过滤......................................................................................................................184.6钴渣酸洗及压滤..........................................................................................................................194.7贫镉液沉钴.........................................................................................................
