Combined column and cell flotation process for improving clean coal quality: Laboratory-scale and industry-scale studies

References

• Bu, X., G. Xie, Y. Chen, and C. Ni. 2017. The order of kinetic models in coal fines flotation. International Journal of Coal Preparation & Utilization 37 (3):113–23. doi:10.1080/19392699.2016.1140150.
   Web of Science ®Google Scholar
• Bu, X., G. Xie, Y. Peng, and Y. Chen. 2016. Kinetic modeling and optimization of flotation process in a cyclonic microbubble flotation column using composite central design methodology. International Journal of Mineral Processing 157:175–83. doi:10.1016/j.minpro.2016.11.006.
   Web of Science ®Google Scholar
• Bu, X., T. Zhang, Y. Peng, G. Xie, and E. Wu. 2018. Multi-stage flotation for the removal of ash from fine graphite using mechanical and centrifugal forces. Minerals 8 (1):15. doi:10.3390/min8010015.
   Web of Science ®Google Scholar
• Das, A., and J. D. Miller. 1996. Swirl flow characteristics and froth phase features in air-sparged hydrocyclone flotation as revealed by X-ray CT analysis. International Journal of Mineral Processing 47 (3–4):251–74. doi:10.1016/0301-7516(96)00007-5.
   Google Scholar
• Dey, S., P. G. Manjari, and P. Santosh. 2013. Flotation behaviour of weathered coal in mechanical and column flotation cell. Powder Technology 246:689–94. doi:10.1016/j.powtec.2013.06.015.
   Web of Science ®Google Scholar
• Fan, M., D. R. H. Tao, and Z. Luo. 2010. Nanobubble generation and its application in froth flotation (part I): Nanobubble generation and its effects on properties of microbubble and millimeter scale bubble solutions. International Journal of Mining Science and Technology 20 (1):1–19.
   Google Scholar
• Finch, J. A., and G. S. Dobby. 1990. Column flotation. Oxford, UK: Pergamon Press.
   Google Scholar
• Gui, X., Y. Cao, Y. Xing, Z. Yang, D. Wanag, and C. Li. 2017. A two-stage process for fine coal flotation intensification. Powder Technology 313:361–68. doi:10.1016/j.powtec.2017.03.029.
   Web of Science ®Google Scholar
• Hacifazlioglu, H., and H. Sutcu. 2007. Optimization of some parameters in column flotation and a comparison of conventional cell and column cell in terms of flotation performance. Journal of the Chinese Institute of Chemical Engineers 38 (3–4):287–93. doi:10.1016/j.jcice.2007.03.006.
   Google Scholar
• Han, O., M. Kim, B. Kim, N. Subasinghe, and C. H. Park. 2014. Fine coal beneficiation by column flotation. Fuel Processing Technology 126 (126):49–59. doi:10.1016/j.fuproc.2014.04.014.
   Web of Science ®Google Scholar
• Honaker, R. Q., and M. K. Mohanty. 1996. Enhanced column flotation performance for fine coal cleaning. Minerals Engineering 9 (9):931–45. doi:10.1016/0892-6875(96)00085-4.
   Web of Science ®Google Scholar
• Honaker, R. Q., M. K. Mohanty, and J. C. Crelling. 1996. Coal maceral separation using column flotation. Minerals Engineering 9 (4):449–64. doi:10.1016/0892-6875(96)00030-1.
   Web of Science ®Google Scholar
• Jena, M. S., S. K. Biswal, S. P. Das, and P. S. R. Reddy. 2008. Comparative study of the performance of conventional and column flotation when treating coking coal fines. Fuel Processing Technology 89 (12):1409–15. doi:10.1016/j.fuproc.2008.06.012.
   Web of Science ®Google Scholar
• Li, B., D. Tao, Z. Ou, and J. Liu. 2003. Cyclo-microbubble column flotation of fine coal. Separation Science and Technology 38 (5):1125–40. doi:10.1081/SS-120018127.
   Web of Science ®Google Scholar
• Mbamba, C. K., S. T. L. Harrison, J. P. Franzidis, and J. L. Broadhurst. 2012. Mitigating acid rock drainage risks while recovering low-sulfur coal from ultrafine colliery wastes using froth flotation. Minerals Engineering 29 (2):13–21. doi:10.1016/j.mineng.2012.02.001.
   Google Scholar
• Miettinen, T., J. Ralston, and D. Fornasiero. 2010. The limits of fine particle flotation. Minerals Engineering 23 (5):420–37. doi:10.1016/j.mineng.2009.12.006.
   Web of Science ®Google Scholar
• National Bureau of Statistics of China. 2018. China Statistical Yearbook-2017. Accessed October 13, 2017. http://www.stats.gov.cn/tjsj/ndsj/2017/indexeh.htm.
   Google Scholar
• Reuter, M. A., and J. S. J. V. Deventer. 1990. The use of linear programming in the optimal design of flotation circuits incorporating regrind mills. International Journal of Mineral Processing 28 (1):15–43. doi:10.1016/0301-7516(90)90025-T.
   Google Scholar
• Sastri, S. R. S., P. S. R. Reddy, K. K. Bhattacharyya, S. G. Kumar, and K. S. Narasimhan. 1988. Recovery of coal fines using column flotation. Minerals Engineering 1 (4):359–63. doi:10.1016/0892-6875(88)90026-X.
   Web of Science ®Google Scholar
• Tao, D., G. H. Luttrell, and R. H. Yoon. 2000. An experimental investigation on column flotation circuit configuration. International Journal of Mineral Processing 60 (1):37–56. doi:10.1016/S0301-7516(00)00002-8.
   Google Scholar
• Tao, Y., J. Liu, S. Yu, and D. Tao. 2006. Picobubble enhanced fine coal flotation. Separation Science and Technology 41 (16):3597–607. doi:10.1080/01496390600957249.
   Web of Science ®Google Scholar
• Xie, G., C. Ni, J. Sha, and L. Wu 2016. Overview of typical coal flotation flowsheets in China’s coal preparation plants. Paper presented at XVIII International Coal Preparation Congress, Saint-Petersburg, Russia, 28 June- 01July, 2016
   Google Scholar
• Xie, G., C. Ni, M. Zhang, B. Liu, L. Dai, X. Wang, Y. Peng, and J. Sha. 2014. Enhanced separation of high concentration coal slurry by a two stages process with different flotation columns. Journal of the China Coal Society 39 (5):947–53.
   Google Scholar
• Xie, G. Y., L. Wu, and Z. S. Ou. 2005. Study on the classified flotation of coal slime. Journal of China University of Mining and Technology 34 (6):756–60.
   Google Scholar
• Xie, G. Y., L. Wu, Z. S. Ou, and H. S. Yu. 2009. Research on fine coal classified flotation process and key technology. Procedia Earth & Planetary Science 1 (1):701–05. doi:10.1016/j.proeps.2009.09.110.
   Google Scholar
• Yianatos, J. B., L. G. Bergh, and G. A. Cortes. 1998. Froth zone modelling of an industrial flotation column. Minerals Engineering 11 (5):423–35. doi:10.1016/S0892-6875(98)00021-1.
   Web of Science ®Google Scholar
• Yianatos, J. B., F. H. Henríquez, and A. G. Oroz. 2010. Characterization of large size flotation cells. Minerals Engineering 19 (6):531–38. doi:10.1016/j.mineng.2005.09.005.
   Google Scholar
• Zhang, H., J. Liu, Y. Wang, Y. Cao, Z. Ma, and X. Li. 2013. Cyclonic-static micro-bubble flotation column. Minerals Engineering 45 (5):1–3. doi:10.1016/j.mineng.2013.01.006.
   Web of Science ®Google Scholar