FIELD: transportation.
SUBSTANCE: exhaust gas treatment device comprises nozzle 3 for reagent injection before catalyst 1 of selective reduction of nitrogen oxides. Nozzle 3 is located on bent tube 5 within sleeve 6, located in pipeline 2 of the exhaust gas. Electric heater 9 is installed outside sleeve 6, and cell liner 11 covering elbow 5 is located inside.
EFFECT: increased efficiency of vehicle engine exhaust gas treatment.
3 cl, 1 dwg
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