1. Practice and development of flotation column in China's coal mine;Liu;Metallic Ore Dressing Abroad,1997
2. Research on Cyclone-Static Microbubble Flotation Column and Clean Coal Preparation;Liu,1999
3. Research on processing oily waste water using an air dissolution releasing column;Li;Journal of China University of Mining & Technology,2005
4. Flotation of Cu(?) from waste water by colloidal gas alphorns;Wang;Journal of China University of Mining & Technology,2003
5. Research on cationic reverse flotation of magnetite using a flotation column;Zhang;Journal of China University of Mining & Technology,2008