Extraction of clean coal from washery rejects and its effect on coking properties: an approach toward sustainable development

References

• Aditya, A., A. Suresh, S. K. Sriramoju, P. S. Dash, S. Pati, and N. P. H. Padmanabhan. 2018. Optimization study of sodium hydroxide consumption in the coal demineralization process. Mineral Processing and Extractive Metallurgy Review 39:250–57. doi:10.1080/08827508.2017.1415208.
   Web of Science ®Google Scholar
• ASTM D 2639/D 2639M-13: Standard test method for plastic properties of coal by the constant-torque gieseler plastometer
   Google Scholar
• ASTM D 5515-97(2010): Standard test method for determination of the swelling properties of bituminous coal using a dilatometer
   Google Scholar
• Barraza, J., J. Guerrero, and J. Piñeres. 2013. Flotation of a refuse tailing fine coal slurry. Fuel Processing Technology 106:498–500. doi:10.1016/j.fuproc.2012.09.018.
   Web of Science ®Google Scholar
• Behera, S. K., S. Chakraborty, and B. C. Meikap. 2018. Removal of ash from low grade Indian coal by chemical leaching technique. Mineral Processing and Extractive Metallurgy Review 39:59–67. doi:10.1080/08827508.2017.1391247.
   Web of Science ®Google Scholar
• Chandaliya, V. K., P. K. Banerjee, and P. Biswas. 2012. Optimization of solvent extraction process parameters of Indian coal. Mineral Processing & Extractive Metallurgy Review 33 (4):246–59. doi:10.1080/08827508.2011.584091.
   Web of Science ®Google Scholar
• Chaurasia, R. C., and S. Nikkam. 2016. A suitable process for clean coal recovery from tailing pond deposits. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 38 (23):3435–39. doi:10.1080/15567036.2016.1156197.
   Web of Science ®Google Scholar
• Cheng, F., L. Cui, J. D. Miller, and X. Wang. 2012. Aluminum leaching from calcined coal waste using hydrochloric acid solution. Mineral Processing and Extractive Metallurgy Review 33 (6):391–403. doi:10.1080/08827508.2011.601700.
   Web of Science ®Google Scholar
• Cheng, G., X. Niu, C. Zhang, X. Zhang, and X. Li. 2019. Extraction of humic acid from lignite by KOH-hydrothermal method. Applied Sciences 9:1–13. doi:10.3390/app9071356.
   Google Scholar
• Cole, M. J., J. E. Dickinson, and K. P. Galvin. 2020. Recovery and cleaning of fine hydrophobic particles using the Reflux™ Flotation Cell. Separation and Purification Technology 240:116641. doi:10.1016/j.seppur.2020.116641.
   Web of Science ®Google Scholar
• Dai, S., J. C. Hower, R. B. Finkelman, I. T. Graham, D. French, C. R. Ward, G. Eskenazy, Q. Wei, and L. Zhao. 2020. Organic associations of non-mineral elements in coal: A review. International Journal of Coal Geology 218:103347. doi:10.1016/j.coal.2019.103347.
   Web of Science ®Google Scholar
• Dash, P. S., R. K. Lingam, S. S. Kumar, A. Suresh, P. K. Banerjee, and S. Ganguly. 2015. Effect of elevated temperature and pressure on the leaching characteristics of Indian coals. Fuel 140:302–08. doi:10.1016/j.fuel.2014.09.110.
   Web of Science ®Google Scholar
• Dash, P. S., S. S. Kumar, P. K. Banerjee, and S. Ganguly. 2013. Chemical leaching of high-ash Indian coals for production of low-ash clean coal. Mineral Processing and Extractive Metallurgy Review 34 (4):223–39. doi:10.1080/08827508.2012.656775.
   Web of Science ®Google Scholar
• de Melo, B. A. G., F. L. Motta, and M. H. A. Santana. 2016. Humic acids: Structural properties and multiple functionalities for novel technological developments. Materials Science and Engineering C 62:967–74. doi:10.1016/j.msec.2015.12.001.
   PubMed Web of Science ®Google Scholar
• Gautam, S. 2017. Effect of washing and stamping on coke making of a low-grade Indian coal: Correlation between various properties. Ironmaking and Steelmaking 44 (7):505–12. doi:10.1080/03019233.2016.1217115.
   Web of Science ®Google Scholar
• Hacifazlioglu, H. 2011. Recovery of coal from cyclone overflow waste coals by using a combination of Jameson and column flotation. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 33 (22):2044–57. doi:10.1080/15567030903485969.
   Web of Science ®Google Scholar
• Hacifazlioglu, H. 2012. Optimization of some parameters in a modified water-only cyclone for metallurgical coal production from high-ash fine coking coals. International Journal of Coal Preparation and Utilization 32 (6):290–97. doi:10.1080/19392699.2012.717564.
   Web of Science ®Google Scholar
• Hacifazlioglu, H., and I. Toroglu. 2010. The benefication of ultrafine coal by using the LM, modified LM, and conventional flotation cell. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 33 (1):27–37. doi:10.1080/15567030903058410.
   Web of Science ®Google Scholar
• Han, O. H., M. K. Kim, B. G. Kim, N. Subasinghe, and C. H. Park. 2014. Fine coal beneficiation by column flotation. Fuel Processing Technology 126:49–59. doi:10.1016/j.fuproc.2014.04.014.
   Web of Science ®Google Scholar
• Honaker, R. Q., and A. Das. 2004. Ultrafine coal cleaning using a centrifugal fluidized-bed separator. Coal Preparation 24 (1–2):1–18. doi:10.1080/07349340490467668.
   Web of Science ®Google Scholar
• Honaker, R. Q., M. Jain, B. K. Parekh, and M. Saracoglu. 2007. Ultrafine coal cleaning using spiral concentrators. Minerals Engineering 20 (14):1315–19. doi:10.1016/j.mineng.2007.08.006.
   Web of Science ®Google Scholar
• IS 9127: Part 3: 2002 methods for the petrographic analysis of bituminous coal and anthracite - Part 3: Method of determining maceral group composition
   Google Scholar
• Jiang, K., J. E. Dickinson, and K. P. Galvin. 2016. Two-stage fast flotation of coal tailings using reflux flotation. Minerals Engineering 98:151–60. doi:10.1016/j.mineng.2016.08.010.
   Web of Science ®Google Scholar
• Kumar, D., and D. Kumar. 2018. Chapter 7 - coking coal washing, sustainable management of coal preparation. 10.1016/C2016-0-01854-5. Woodhead Publishing Series in Energy, Duxford, United Kingdom. 133–78.
   Google Scholar
• Li, K., R. Khanna, J. Zhang, Z. Liu, V. Sahajwalla, T. Yang, and W. Kong. 2014. The evolution of structural order, microstructure and mineral matter of metallurgical coke in a blast furnace: A review. Fuel 133:194–215. doi:10.1016/j.fuel.2014.05.014.
   Web of Science ®Google Scholar
• Liu, X., X. Wu, and J. Wang. 2018. Substantial upgrading of a high-ash lignite by hydrothermal treatment followed by Ca(OH)2 digestion/acid leaching. Fuel 222:269–77. doi:10.1016/j.fuel.2018.02.034.
   Web of Science ®Google Scholar
• Mishra, B. K., B. Das, S. K. Biswal, and P. S. R. Reddy. 2015 September. Overview of beneficiation, utilization and environmental issues in relation to coal processing. Proc Indian Natn Sci Acad 81(4):725–37. doi:10.16943/ptinsa/2015/v81i4/48293.
   Google Scholar
• Mohanta, S., B. Sahoo, C. H. Sampaio, and C. O. Petter. 2019. Practical difficulties associated with the Indian coal washeries: A case study. International Journal of Coal Preparation and Utilization 39 (5):246–58. doi:10.1080/19392699.2017.1314272.
   Web of Science ®Google Scholar
• Mular, A. L., D. N. Halbe, and D. J. Barratt. 2002. Section 3. financial and feasibility studies, mineral processing plant design, practice, and control proceedings, volumes 1-2, 121–40. Michigan, USA: SME Publisher.
   Google Scholar
• Ofori, P., G. O. Brien, B. Firth, and B. Jenkins. 2006. Flotation process diagnostics and modelling by coal grain analysis. Minerals Engineering 19 (6–8):633–40. doi:10.1016/j.mineng.2005.09.036.
   Web of Science ®Google Scholar
• Oruç, F., S. Özgen, and E. Sabah. 2010. An enhanced-gravity method to recover ultra-fine coal from tailings: Falcon concentrator. Fuel 89 (9):2433–37. doi:10.1016/j.fuel.2010.04.009.
   Web of Science ®Google Scholar
• Özer, C. E. 2016. A new simple method for density fractionation of finely sized coal. Minerals Engineering 86:114–15. doi:10.1016/j.mineng.2015.12.012.
   Web of Science ®Google Scholar
• Pájaro-Payares, A. A., E. A. Espinosa-Fuentes, F. Colpas-Castillo, J. Rodríguez-Ruiz, R. Fernández-Maestre, and E. Meza-Fuentes. 2017. Effect of particle size and oxidant concentration in the yield of humic acids from mineral coal using response surface methodology. Revista de la Academia Colombiana de Ciencias Exactas, Físicas y Naturales 41:361–69. doi:10.18257/raccefyn.477.
   Google Scholar
• Parekh, B. K. 2009. Dewatering of fine coal and refuse slurries-problems and possibilities. Procedia Earth and Planetary Science 1 (1):621–26. doi:10.1016/j.proeps.2009.09.098.
   Google Scholar
• Shekhar, S., R. K. Singh, and G. Chalavadi. 2018. Study of process efficiency for high-ash fine coal cleaning in a Kelsey Centrifugal Jig. International Journal of Coal Preparation and Utilization 38 (5):250–59. doi:10.1080/19392699.2016.1238360.
   Web of Science ®Google Scholar
• Shui, H., H. Li, H. Chang, Z. Wang, Z. Gao, Z. Lei, and S. Ren. 2011. Modification of sub-bituminous coal by steam treatment: Caking and coking properties. Fuel Processing Technology 92 (12):2299–304. doi:10.1016/j.fuproc.2011.08.001.
   Web of Science ®Google Scholar
• Shui, H., Y. Wu, Z. Wang, Z. Lei, C. Lin, S. Ren, C. Pan, and S. Kang. 2013. Hydrothermal treatment of a sub-bituminous coal and its use in coking blends. Energy & Fuels 27 (1):138–44. doi:10.1021/ef301539x.
   Web of Science ®Google Scholar
• Singh, S., and H. P. Tiwari. 2020. Microscopic evaluation of inertinite in coke microstructure: A case study from Jharia Coalfield, India. International Journal of Coal Preparation and Utilization 40:1–11. doi:10.1080/19392699.2017.1369408.
   Web of Science ®Google Scholar
• Sriramoju, S. K., A. Suresh, R. K. Lingam, and P. S. Dash. 2017. Mechanism of a coal chemical-leaching process and recovery of spent chemicals: A pilot-scale study. International Journal of Coal Preparation and Utilization 37 (6):293–302. doi:10.1080/19392699.2016.1179637.
   Web of Science ®Google Scholar
• Sriramoju, S. K., A. Suresh, R. K. Lingam, T. Ray, P. S. Dash, and P. K. Banerjee. 2018. Optimization of process conditions for leaching of middling coal. International Journal of Coal Preparation and Utilization 38 (2):88–97. doi:10.1080/19392699.2016.1200034.
   Web of Science ®Google Scholar
• Sriramoju, S. K., D. Kumar, S. Majumdar, P. S. Dash, D. Shee, and R. Banerjee. 2021a. Sustainability of coal mines: Separation of clean coal from the fine-coal rejects by ultra-fine grinding and density-gradient-centrifugation. Powder Technology 383:356–70. doi:10.1016/j.powtec.2021.01.061.
   Web of Science ®Google Scholar
• Sriramoju, S. K., and P. S. Dash. 2019. Study on regeneration of spent hydrochloric acid in chemical coal leaching process. Int. J. Environment and Waste Management 23:16–26. doi:10.1504/IJEWM.2019.096542.
   Google Scholar
• Sriramoju, S. K., R. Singh, M. Sengupta, S. Akhter, and P. S. Dash. 2021b. Selective screening of coal to improve the washability characteristics at different levels of size reduction. International Journal of Coal Preparation and Utilization press: 1–20. doi:10.1080/19392699.2021.1932845.
   Web of Science ®Google Scholar
• Sriramoju, S. K., V. Babu, P. S. Dash, S. Majumdar, and D. Shee. 2020. Effective utilization of coal processing waste: separation of low ash clean coal from washery rejects by hydrothermal treatment. Mineral Processing and Extractive Metallurgy Review In press: 1–17. doi:10.1080/08827508.2020.1833196.
   Web of Science ®Google Scholar
• Suresh, A., R. K. Lingam, S. K. Sriramoju, A. Bodewar, T. Ray, and P. S. Dash. 2015. Pilot scale demineralization study on coal flotation tailings and optimization of the operational parameters with modelling. International Journal of Mineral Processing 145:23–31. doi:10.1016/j.minpro.2015.11.004.
   Web of Science ®Google Scholar
• Tao, D., B. Li, S. Johnson, and B. K. Parekh. 2002. A flotation study of refuse pond coal slurry. Fuel Processing Technology 76 (3):201–10. doi:10.1016/S0378-3820(02)00025-5.
   Web of Science ®Google Scholar
• Van Netten, K., and K. P. Galvin. 2018. Rapid beneficiation of fine coal tailings using a novel agglomeration technology. Fuel Processing Technology 176:205–10. doi:10.1016/j.fuproc.2018.03.033.
   Web of Science ®Google Scholar
• Venugopal, R., J. P. Patel, and C. Bhar. 2016. Coal washing scenario in India and future prospects. International Journal of Coal Science and Technology 3 (2):191–97. doi:10.1007/s40789-016-0133-2.
   Google Scholar
• Wahab, A., S. Nawaz, K. Shahzad, J. Akhtar, S. Kanwal, S. Munir, and N. Sheikh. 2015. Desulfurization and Demineralization of Lakhra Coal by Molten Caustic Leaching. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 37 (11):1219–23. doi:10.1080/15567036.2013.837547.
   Web of Science ®Google Scholar
• Wang, Z., H. Shui, Z. Pei, and J. Gao. 2008. Study on the hydrothermal treatment of Shenhua coal. Fuel 87 (4–5):527–33. doi:10.1016/j.fuel.2007.03.017.
   Web of Science ®Google Scholar
• Xiao, J., F. Li, Q. Zhong, B. H. Wang, B. Huang, J. Zhang, and Y. Zhang. 2015. Separation of aluminum and silica from coal gangue by elevated temperature acid leaching for the preparation of alumina and SiC. Hydrometallurgy 155:118–24. doi:10.1016/j.hydromet.2015.04.018.
   Web of Science ®Google Scholar
• Yang, Z., Y. Xing, D. Wang, X. Yangchao, X. Gui, L. Li, Y. Li, J. Li, M. Wang, and M. Gong. 2017. A new process based on a combination of gravity and flotation for the recovery of clean coal from flotation tailings. Energy Sources, Part A: Recovery, Utilization, and Environmental Effects 1–7. https://doi.org/10.1080/15567036.2017.1405122
   Google Scholar
• Yasar, Ö., and T. Uslu. 2017. Effect of a Dispersant Agent in Fine Coal Recovery from Washery Tailings by Oil Agglomeration (Preliminary Study). Earth and Environmental Science 95:1–5. doi:10.1088/1755-1315/95/4/042057.
   Google Scholar