Patent · US Expired

Device and method for cleansing exhaust gas

US6698190B2 · kind B2 · utility

9Cited by

10References

14Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

Andreas Docter · Eßlingen, DE
Andreas Kaupert · Eßlingen, DE
Bernd Krutzsch · Köngen, DE
Arnold Lamm · Langenau, DE
Bernhard Vogel · Stuttgart, DE
Steffen Wieland · Stuttgart, DE

Key dates

Filing date	Apr 25, 2002
Grant date	Mar 2, 2004
Priority date	—
Expiry date	Apr 25, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S123/12
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

An exhaust gas purification device in a vehicle, wherein a reforming reactor is provided for extraction of hydrogen from fuel and the hydrogen is supplied to an exhaust gas stream of an internal combustion engine upstream of the exhaust gas catalytic converter, wherein the reforming reactor includes a supply device for oxygen and/or water, wherein the reforming reactor is connected with a side branch of the exhaust gas conduit and wherein oxygen and water for reforming are supplied in the form of an exhaust gas partial stream via the side branch.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.