Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being

Child Classifications

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• F01N 2240/02 a heat exchanger
• F01N 2240/04 an electric, e.g. electrostatic, device other than a heater
• F01N 2240/05 a magnetic, e.g. electromagnetic, device other than a valve
• F01N 2240/06 an inertial, e.g. centrifugal, device
• F01N 2240/10 a heat accumulator
• F01N 2240/12 a thermal reactor
• F01N 2240/14 a fuel burner
• F01N 2240/16 an electric heater, i.e. a resistance heater
• F01N 2240/18 an adsorber or absorber
• F01N 2240/20 a flow director or deflector
• F01N 2240/22 a condensation chamber
• F01N 2240/25 an ammonia generator
• F01N 2240/26 an exhaust gas reservoir, e.g. emission buffer
• F01N 2240/28 a plasma reactor
• F01N 2240/30 a fuel reformer
• F01N 2240/32 a fuel cell
• F01N 2240/34 an electrolyser
• F01N 2240/36 an exhaust flap
• F01N 2240/38 an ozone (O3) generator, e.g. for adding ozone after generation of ozone from air
• F01N 2240/40 a hydrolysis catalyst