从红土镍矿中提取镍的技术研究现状及展望.doc

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四川有色金属
18? Sichuan NOnferrous Metals
2008年3月
文章编号:1006—4079(2008)01—0018—05
从红土镍矿中提取镍的技术研究现状及展望
周晓文1,张建春1一,罗仙平1,3
(,江西赣州341000;,四川成都610081; ,江西赣州341000)
摘要:随着世界上硫化镍矿资源日趋枯竭。开发利用红土镍矿是未来镍业发展的方向。本文介绍的红土镍矿处理工艺有火法工艺和湿法工艺,其中火法工艺和湿法工艺中的氨浸法、高压酸漫法存在明显缺点,而常压酸浸法有工艺简单、能耗低、操作易于控制、投资少等优点,将会有很好的发展前景。关键词:镍;红土镍矿;氨浸法;高压酸浸法;常压酸浸法;微生物浸出中图分类号:TF815 文献标识码:A
The Current Situation and Prospects of the Process and Technology of Nickel Extraction from Laterite——nickel
ore
ZHOU Xiao—wenl,ZHANG Jian—chunl,-,LUO Xian—pin91,3
(
University of Science and Technology,Ganzhou 341000,Jiangxi,China
Research Institute ofNon—ferrous research center
Metals Metallurgy,Chengdu
610081,Sichuan,China
of
high—efficiency development and application technology
Education,Ganzhou
resources
of tungsten
resources,Ministry of
Abstract:With
—nickel
ore
341000,Jiangxi,C^ina)
the sulfide nickel
ore
in the world
dry up day by day,the development of laterite
are
will be the main direction of nickel industry in and hydrometallurgy
introduced in this article,pyrometallurgy,ammoniacal leaching and high—pressured acid leaching has obvi—
OUS are
simply,energy consumption low,the operation
easy