CE 620 Liquid-Liquid Extraction
1 extraction column,  2 extract tank,  3 feed and solvent flow,  4 distillate tank,  5 distillation unit,  6 regulating valve for phase boundary,  7 solvent tank,  8 feed pump,  9 solvent pump,  10 feed and raffinate tank,  11 control cabinet,  12 three-way valves