SYSTEM FOR INTRODUCING GAS INTO A MOTOR VEHICLE ENGINE EXHAUST LINE

摘要

The invention concerns a system for introducing gas in a motor vehicle engine exhaust line (1), equipped with depolluting means, characterized in that it comprises means (2) for introducing gases oriented upstream of the exhaust line (1) for countecurrent introduction of the gas into the exhaust line and to provide better homogenization of the mixture between said input gases and the exhaust gases.