CE 602 Discontinuous Rectification
1 top product condenser,  2 U-tube manometer (column differential pressure),  3 actuating valves (reflux ratio),  4 cooling water flow meter,  5 sieve tray or packed column,  6 evaporator,  7 control cabinet with displays and controls,  8 top product tank,  9 phase separation tank,  10 water jet pump