A hydrometallurgical process for the recovery of terbium from fluorescent lamps: Experimental design, optimization of acid leaching process and process analysis
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- 作者：Valentina Innocenzia ; Nicolò ; Maria Ippolitob ; nicolomaria.ippolito@uniroma1.it" class="auth_mail" title="E-mail the corresponding author ; Ida De Michelisa ; Franco Medicib ; Francesco Vegliò ; a
- 关键词：Terbium ; Rare earth elements ; Spent fluorescent lamps ; Hydrometallurgical process ; Hazardous materials
- 刊名：Journal of Environmental Management
- 出版年：2016
- 出版时间：15 December 2016
- 年：2016
- 卷：184
- 期：part_P3
- 页码：552-559
- 全文大小：1266 K
文摘
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This paper outlines potential hydrometallurgical process for recovery of REE.
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Terbium dissolution from green phosphors of fluorescent lamps.
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Thermal treatment with alkaline material combined with hydrometallurgical process.
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Simulation of the hydrometallurgical process with Super Pro Design software.
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80% of recovery for Tb and 70% for Eu and Y. Purity of the final oxides near 99%.