常压富氧直接浸出炼锌  

Atmospheric oxygen-rich direct leaching of zinc concentrate

作　　者：李若贵[1] 

机构地区：[1]中国恩菲工程技术有限公司,北京100038

出　　处：《中国有色冶金》2009年第3期12-15,21,共5页China Nonferrous Metallurgy

摘　　要：硫化锌精矿常压富氧直接浸出是目前世界上锌冶炼的新工艺、新技术,它与传统炼锌比少了精矿焙烧和制酸系统,且锌总回收率高,操作环境优越,是进行环境综合治理、淘汰落后工艺、改善环境、节能减排、循环经济、提高经济效益的好途径。The process of atmospheric oxygen-rich direct leaching of zinc sulfide concentrate is a new process and an advanced technology in the world.It has no concentrate roasting and acid making systems compared with traditional zinc smelting process,but has a characteristic of high recovery of zinc and good ambient of operation,and all those make it a good approach for comprehensive treatment of environment,eliminating backward techniques, improvement of environment,saving energy and reducing pollutants discharge,pursuing circular economy and improvement of economic benefit.

关 键 词：常压富氧直接浸出 氧压浸出 硫化锌精矿 针铁矿法沉铁 铟回收 DL反应器 高压釜 技术经济 

分 类 号：TF813.032.1[冶金工程—有色金属冶金]