A Review of Research Progress of Key Technologies of Spent Nickel-Cadmium Batteries Disposal and Metal Recovery
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摘要: 系统地介绍了处置废镍镉电池所涉及预处理、蒸馏、浸出、湿法分离和三废处理的关键技术,尤其是真空冶金、生物冶金、乳状液膜分离的研究成果,并对比了不同工艺对环境的影响。Abstract: The current status of key technologies of disposing spent nickel-cadmium batteries was introduced, involving pretreatment, distillation, extraction, hydrometallurgical separation as well as treatment of wastewater, waste gas and solid waste. The research results of bio-metallurgy, vacuum metallurgy and emulsion liquid membrane separation were also introduced systematically. The impacts of different processes on the environment were compared.
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Key words:
- spent nickel-cadmium battery /
- disposal /
- recovery /
- research progress
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