B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 53/94 (2006.01) B01D 53/90 (2006.01)
Patent
CA 2679088
The invention relates to the use of an aqueous solution, the largest part of which being a constituent that can release gaseous ammonia above 200°C and the smallest part being at least one polyfunctional additive of which the LHB varyies between 7 and 17 in order to limit the formation of deposits based on cyanuric acid in all spraying devices for the post-treatment of exhaust gases, especially SCR devices.
Utilisation d'une solution aqueuse comprenant une partie majeure d'un constituant susceptible de libérer de l'ammoniaque gazeux au dessus de 200 °C et une partie mineure d'au moins un additif polyfonctionnel dont la LHB varie de 7 à 17 pour limiter la formation des dépôts à base d'acide cyanurique dans tout dispositif de pulvérisation visant le post-traitement des gaz d'échappement, plus particulièrement des dispositifs SCR.
Douce Francoise
Escoffier Stephanie
Oro-Urrea Leire
Schmelzle Pierre
Gowling Lafleur Henderson Llp
Total Raffinage Marketing
LandOfFree
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