| abstract |
The present invention concerns, in particular, a method for producing a catalyst intended to be incorporated into a catalytic converter system that can be used for treating an exhaust gas from a vehicle engine, said method comprising at least the following step: treating, by means of a gas phase, a structure comprising at least one zeolite, palladium and cerium, in order to obtain the catalyst, the gas phase comprising water vapour at a volume content of between 5% and 20% and a temperature of between 450 °C and 550 °C being imposed during said treatment. |