Operating Modes of the Advanced Purification Technology for Graphite Application in Lithium-Ion Batteries
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The subject of the study is the influence of the ash content in Ukrainian natural graphite on treatment duration in thermal refining natural graphite to battery grade. At temperatures 2900-3000°C, the required purity can be achieved in 5-15 minutes regardless initial level of impurities.
 Fedorov, S. S., Rohatgi, U. S., Barsukov, I. V., Gubynskyi, M. V., Barsukov, M. G., Wells, B. S., Livitan, M. V., Gogotsi, O. G. (2015). Ultrahigh-Temperature Continuous Reactors Based on Electrothermal Fluidized Bed Concept. Journal of Fluids Engineering, 138(4), 044502. doi:10.1115/1.4031689.
 Fedorov, S. S. (Au.), Hubynskyi, S. M. (Ed.) (2018, October 20). Thermal Purification of Carbon Materials. Retrieved February 22, 2019, from https://tmec.com.ua/en/menu/thermal-purification-ofcarbon-materials?_url...