1. National Engineering Laboratory for Hydrometallurgical Cleaner Production Technology
2. Key Laboratory of Green Process and Engineering
3. Institute of Process Engineering
4. Chinese Academy of Sciences
5. Beijing 100190
6. Key Laboratory of Advanced Metallurgy
7. University of Science and Technology Beijing
8. Beijing 100083
9. PR China
10. College of Chemical Engineering
11. North China University of Science and Technology
12. Tangshan 063009