SEARCH Articles Figures Tables Middle Middle distillate coal-derived fuels Middle distillate fuel improvers Middle distillate hydro-treating Middle distillate streams Middle distillates from Illinois Middle-distillate oils Middle-distillate oils composition Middle-distillate oils limitations Middle-distillate oils process schemes Middle-vessel batch distillation Middlings Operational fractions of batch extractive distillation in a middle vessel column Shell Middle Distillate Synthesis SMDS) Shell Middle Distillation Synthesis Shell Middle Distillation Synthesis SMDS) Shell middle distillate synthesis Sulfur Species in Middle-Distillate Oils