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铬盐无钙焙烧工艺铬酸钠中性液铁盐除钒
杨得军; 王少娜; 陈晓芳; 郑诗礼; 李世厚
2014
Source Publication中国有色金属学报
Issue01Pages:279-285
Abstract针对铬盐无钙焙烧工艺浸出液除钒现行钙盐沉钒法钙盐加入量大、需反复调节pH值、脱钒渣含铬酸钙等问题,提出采用铁盐作为沉钒剂进行除钒。考察铁盐加入量、pH值和温度等主要因素对钒脱除的影响,得到了最佳工艺条件,且终液钒浓度低于0.08 g/L,满足后续工艺要求。铁盐除钒可在较宽的pH值范围内操作,不需反复调节溶液pH值。渣相分析表明:脱钒渣为吸附钒酸根的氢氧化铁,其中不含铬,进一步探讨氢氧化铁对钒的吸附机理,确定钒酸根通过内层络合方式吸附在氢氧化铁表面。
Keyword铬酸钠 除钒 无钙焙烧 氢氧化铁 吸附
Document Type期刊论文
Version出版稿
Identifierhttp://ir.ipe.ac.cn/handle/122111/10621
Collection研究所(批量导入)
Recommended Citation
GB/T 7714
杨得军,王少娜,陈晓芳,等. 铬盐无钙焙烧工艺铬酸钠中性液铁盐除钒[J]. 中国有色金属学报,2014(01):279-285.
APA 杨得军,王少娜,陈晓芳,郑诗礼,&李世厚.(2014).铬盐无钙焙烧工艺铬酸钠中性液铁盐除钒.中国有色金属学报(01),279-285.
MLA 杨得军,et al."铬盐无钙焙烧工艺铬酸钠中性液铁盐除钒".中国有色金属学报 .01(2014):279-285.
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