EXHAUST SYSTEM FOR ICE WITH SPARK IGNITION Russian patent published in 2012 - IPC F01N3/28 

Abstract RU 2447297 C2

FIELD: engines and pumps.

SUBSTANCE: proposed system comprises flow solid catalyst carrier with multiple channels. Every said channel extends from inlet opening beginning to its end. Note here that first section of said channels is coated by first three-component catalyst capable of accumulating oxygen, while second their section is coated with second three-component catalyst with decreasing ability of oxygen accumulation or without such ability. Said system comprises also one oxygen pickup arranged to interact with, in fact, solely with exhaust gases that interacted before with three-component catalyst of decreased ability of oxygen accumulation without said ability.

EFFECT: stoichiometrically balanced exhaust gas composition.

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RU 2 447 297 C2

Authors

Arnol'D Luiz Klehr

Klements Mari Sharlot

Kollinz Nejl Robert

Morris Dehrel

Dates

2012-04-10Published

2007-02-27Filed