SCR method for_purifying the exhaust gases of an internal combustion engine of a vehicle, according to which ammonia gas is exclusively metered in the exhaust gases, the method comprising a step of releasing ammonia gas from at least one solid absorbing ma...

A method of storing and dosing ammonia from a solid ammonia storage material capable of binding and releasing ammonia reversibly by adsorption/absorption: - heating a start-up storage unit (3) and a main storage unit (2), as a consequence of which the star...