FIELD: devices for removal from liquids of solid and volatile pollutants. SUBSTANCE: device is a combination of unit 10 of filter and evaporator for use in small engines including filter 12 which is connected to evaporator 14 with the help of threaded screw for making easy replacement of filter medium 18 whenever required. Design of unit 10 promotes forced flowing of oil 90 through filter medium 18 and then through evaporating chamber 44. Direct heating of central core 76 and lower wall 26 of evaporating chamber 44 is effected by means of heating element 78. Evaporating chamber 44 is closed with cover 36 with no holes to prevent heat losses. EFFECT: higher efficiency. 13 cl, 8 dwg
