Catalytic converter for nitrogen oxide reduction in the exhaust

Details Catalytic converter for nitrogen oxide reduction in the exhaust Catalytic converter for nitrogen oxide reduction in the exhaust

1997-10-20

1998-11-10

Tran, Hien

Chemical apparatus and process disinfecting, deodorizing, preser

Chemical reactor

Waste gas purifier

422171, 422172, 422176, 422180, 422211, 422222, 60301, 60303, B01D 5334

Patent

active

058339329

ABSTRACT:
A catalytic converter assembly for nitrogen oxide reduction in the exhaust gas of an internal combustion engine, in particular a Diesel engine, includes a catalytic converter through which exhaust gas can flow in a given flow direction. The catalytic converter has a catalyst carrier and a catalytically active layer. The catalytic converter has a reducing agent storage capacity per unit of length being increased in the given flow direction.

REFERENCES:
patent: 3768982 (1973-10-01), Kitzner et al.
patent: 4118199 (1978-10-01), Volker et al.
patent: 4390355 (1983-06-01), Hammond, Jr. et al.
patent: 4665051 (1987-05-01), Nonnenmann
patent: 5229080 (1993-07-01), Abe et al.
patent: 5270277 (1993-12-01), Hums
patent: 5328774 (1994-07-01), Maus et al.
MTU Focus Feb. 1993 (Effelsberg et al), "Investigations on Exhaust Treatment in Large Diesel Engines".

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