CPC B01D 53/94 (2013.01) [F01N 3/2026 (2013.01); F01N 3/2803 (2013.01); F01N 2510/00 (2013.01)] | 12 Claims |
1. A device for exhaust-gas aftertreatment comprising:
an inner pipe;
a tubular flow path is delimited outwardly in the radial direction by the inner pipe;
an outer pipe;
an annular flow path is delimited inwardly in the radial direction by the inner pipe and outwardly in the radial direction by the outer pipe;
a diverting chamber which diverts the exhaust-gas flow from the tubular flow path into the annular flow path;
at least one annular substrate body arranged in the annular flow path; and
a catalytically active coating applied to the at least one annular substrate body;
an electrically heatable heating disk arranged in the annular flow path and the tubular flow path.
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