Forecasting the quality of mineral oils during oil refining according to the fuel and oil flow chart at Atyrau RefineryAigul Bukanova, Fazilat Kayrliyeva, Saule Bukanova, Nagima Karabassova and Lydia SakipovaE3S Web Conf., 288 (2021) 01028DOI: https://doi.org/10.1051/e3sconf/202128801028