CPC F01N 3/2892 (2013.01) [B01D 53/94 (2013.01); F01N 3/021 (2013.01); F01N 3/2013 (2013.01)] | 12 Claims |
1. An exhaust-gas guiding housing for an exhaust-gas system of an internal combustion engine, the exhaust-gas guiding housing defining a housing longitudinal axis (L) and comprising:
an air inlet housing part for accommodating an exhaust-gas flow therethrough in an exhaust-gas main flow direction (H);
said air inlet housing part including a housing wall surrounding said housing longitudinal axis (L);
said housing wall having at least one air inlet opening provided therein in at least one air inlet peripheral region thereof;
an inner wall provided within said air inlet housing part;
said inner wall and said housing wall conjointly defining an air inlet chamber communicating with said at least one air inlet opening; and,
wherein a plurality of air passage openings are provided in said inner wall arranged successively in a peripheral direction about said housing longitudinal axis (L); and,
wherein an opening size of said air passage openings increases in a peripheral direction from said at least one air inlet peripheral region.
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