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钒钛磁铁矿钙化焙烧及其酸浸提钒
李兰杰; 张力; 郑诗礼; 娄太平; 张懿; 陈东辉; 张燕
2011
Source Publication过程工程学报
Issue04Pages:573-578
Abstract对钒钛磁铁矿精矿钠化焙烧水浸提钒和钙化焙烧酸浸提钒的效果进行对比,确定钙化焙烧-硫酸浸出提钒方法,研究了焙烧添加剂Na2CO3,CaO,Ca(OH)2和CaCO3对浸出提钒效果的影响,其中CaCO3的作用最好,确定了CaCO3添加量为10%,1200℃焙烧时间为1h的优化焙烧条件,得到主要的含钒物相为偏钒酸钙相;偏钒酸钙在pH<1.35和2.5~4的硫酸溶液及pH<1和4~6.7的盐酸中可溶解,但酸浸所得铁精矿熟料中偏钒酸钙在pH0.5、液固质量比5:1的硫酸溶液中80℃浸出3h可更好溶出,钒浸出率可达72.1%.
Keyword钒钛磁铁矿 钙化焙烧 酸浸 提钒
Document Type期刊论文
Version出版稿
Identifierhttp://ir.ipe.ac.cn/handle/122111/10080
Collection研究所(批量导入)
Recommended Citation
GB/T 7714
李兰杰,张力,郑诗礼,等. 钒钛磁铁矿钙化焙烧及其酸浸提钒[J]. 过程工程学报,2011(04):573-578.
APA 李兰杰.,张力.,郑诗礼.,娄太平.,张懿.,...&张燕.(2011).钒钛磁铁矿钙化焙烧及其酸浸提钒.过程工程学报(04),573-578.
MLA 李兰杰,et al."钒钛磁铁矿钙化焙烧及其酸浸提钒".过程工程学报 .04(2011):573-578.
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