酸浸渣铁浸出率的研究.docx

2014届本科生毕业论文
青海师范大学
QINGHAI NORMAL UNIVERSITY
酸浸渣铁浸出率的研究
系别:化学系
专业:化学
指导教师:陈必清
学生姓名:周伟
2014年5月
目录
摘要……………………………………………………………………1
关键词……………………………………………………………………1
引言……………………………………………………………………2
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硫酸浓度对铁浸出率的响……………………………………………4
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参考文献…………………………………………………………………………6
酸浸渣铁浸出率的研究
周伟
(青海师范大学化学系青海西宁 810008)
摘要:研究了以硫铁矿烧渣为原料直接与硫酸反应,得到硫铁矿烧渣中铁的浸出率的影响因素及规律。结果表明,影响铁浸出率的主要因素有反应温度、硫酸浓度、反应时间等,并选择最优的条件来提高铁的浸出率。
关键词:酸浸;硫铁矿烧渣;浸出率
Acid leaching slag iron leaching rate of research
Zhou Wei
(Chemistry Department of Qinghai Normal University,Xining810008,Qinghai,China)
Abstract: Studied in pyrite firing residue as raw material to directly react with sulfuric acid, get pyrite mine slag iron leaching rate of effect factors and show that the main factors influencing the leaching rate of iron such as reaction temperature, concentration of sulfuric acid, reaction time, and select the most optimal conditions to increase the leaching rate of iron.
Keywords:Acid leaching; Pyrite firing residue;Leaching rate
引言
硫铁矿烧渣是