一种铜硫尾矿中金属铷资源回收的浸出液分离提纯处理工艺

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	一种铜硫尾矿中金属铷资源回收的浸出液分离提纯处理工艺
	晏波; 陈涛; 肖贤明; 雷畅
	2013-02-01
Country	中国
Patent Number	ZL201310040833.6
Rights Holder	中国科学院广州地球化学研究所
Contribution Rank	1
Abstract	本发明公开了一种铜硫尾矿中金属铷资源回收的浸出液分离提纯处理工艺，可用于铷钾分离及铷的提纯。溶液首先经中和沉淀去除重金属及钙镁离子，调节料液碱度至0.5mol/L NaOH后以磺化煤油稀释的t-BAMBP萃取剂按相比2∶1(O/A)多级萃取萃取滤液中的铷，再以纯水按相比10∶1(O/A)洗涤负载有机相，然后以1mol/L硝酸反萃洗涤后的有机相，使有机相中的铷转移至反萃液中。调节反萃液碱度后重复两段萃取-洗涤-反萃取工艺，可使产品纯度达到99％。
Date Available	2014-08-06
Language	中文
Application Number	CN201310040833.6
Open (Notice) Number	CN103966439A
Document Type	专利
Identifier	http://ir.gig.ac.cn/handle/344008/35867
Collection	专利
Recommended Citation GB/T 7714	晏波,陈涛,肖贤明,等. 一种铜硫尾矿中金属铷资源回收的浸出液分离提纯处理工艺. ZL201310040833.6[P]. 2013-02-01.

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