作者: Heinz Stutzenberger
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摘要: The invention sets forth an arrangement for the aftertreatment of exhaust gases from a compression-ignition internal combustion engine, in which, to improve operation reducing catalytic converter, agent is injected into gas fed converter. Injection performed by virtue electrically controlled metering valve which combined common housing with control valve. This serves introduction compressed air supplied, quantity made ready prepared and introduced intermittently gas. serves, particular, avoid urea deposition clogging optimum preparation introduced.