1 high efficiency 2 ues high techology ways 3 environment protection 1.Pre-treatment system: wasteoilafterpretreatment systemprocessing, pumped intothedistillation kettle;2.Distillation system: wasteoilin theautoclaveis heated tooperating temperaturebyburningfueloil, gas, coal, etc., equip with astirringsystemandinsulationsystems.3.Cooling system: thegaseoushydrocarboncoolingintoliquidbase oil, ...