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浅析低品位氧化镍矿的处理方法
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作者 王晓民 《金川科技》 2010年第B06期73-76,共4页
本文探讨了几种低品位氧化镍矿处理方法,尽管几种工艺均可回收氧化镍矿中的有价组份,但就自热熔炼和BAГYT火法冶炼或电炉熔炼而言,若要建设零排放工厂,其投资费用是氯氢化处理法的3.0—4.5倍,因此,氯氢化处理工艺更加适宜于低... 本文探讨了几种低品位氧化镍矿处理方法,尽管几种工艺均可回收氧化镍矿中的有价组份,但就自热熔炼和BAГYT火法冶炼或电炉熔炼而言,若要建设零排放工厂,其投资费用是氯氢化处理法的3.0—4.5倍,因此,氯氢化处理工艺更加适宜于低品位氧化镍矿的处理。同时推荐了一种连续固相硫酸化处理氧化镍矿后再煅烧颗粒产品的方法,与加压浸出法相比较,此法能使氧化镍矿中的镍钴回收率更高。 展开更多
关键词 镍矿 自热熔炼 电炉熔炼 氯氢化处理 硫酸处理
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Process Development and Design of Chlorine Dioxide Production Based on Hydrogen Peroxide 被引量:4
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作者 陈赟 江燕斌 钱宇 《Chinese Journal of Chemical Engineering》 SCIE EI CAS CSCD 2004年第1期118-123,共6页
This paper presents a process development and design of chlorine dioxide production based on hydrogen peroxide. The process is characterized by cleaner production, high efficiency, and waste minimization. Optimization... This paper presents a process development and design of chlorine dioxide production based on hydrogen peroxide. The process is characterized by cleaner production, high efficiency, and waste minimization. Optimization of process conditions, selection of equipment, and experiment of recycle of waste acid are carried out. The process design is realized in consideration of several aspects such as operation, material, equipment design and safety. An industrialized process flowsheet is developed according to experiment. A pilot testing is carried out to confirm the lab results. Process design of chlorine dioxide production based on hydrogen peroxide is realized. 展开更多
关键词 chlorine dioxide waste acid treatment process design environmental benign cleaner production
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