Bypass flow filter with improved filter efficiency and...

Details Bypass flow filter with improved filter efficiency and... Bypass flow filter with improved filter efficiency and...

2008-12-02

2011-11-29

Smith, Duane (Department: 1776)

Gas separation

Plural serial basically diverse separating media

Plural stages in unitary casing

C055S385300, C055S309000, C055S523000, C055SDIG030

Reexamination Certificate

active

08066787

ABSTRACT:
A bypass flow filter includes a plurality of channels which are formed of at least one structured wall layer and a filter layer. Projecting guide vanes and passages, which are formed by the wall layer and lead to a different channel, are provided in at least a majority of the channels. The passages have a narrowing cross section and a narrowing part of the cross section is directed towards an adjacent guide vane. An exhaust system and a vehicle having a bypass flow filter, are also provided.

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