Patent · US Expired

Exhaust gas purification system

US6899853B1 · kind B1 · utility

4Cited by

5References

11Claims

0Family size

Assignee

Boysen GmbH & Co. KG · DE

Inventors

Rainer Diez · Nagold, DE
Frank Buhler · Mötzingen, DE
Andraes Dietsche · Birkenfeld, DE

Key dates

Filing date	Sep 29, 2000
Grant date	May 31, 2005
Priority date	—
Expiry date	Nov 9, 2022

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02A50/20
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

An exhaust gas purification system, in particular for motor vehicles, having at least one catalyst body (6) which is arranged in a housing (1) and which has an in particular honeycomb-like metal matrix (8) as a substratefor the active catalyst material and a jacket (10), also made of metal, surrounding the matrix (8) and attached thereto in particular by soldering, via which the catalyst body (6) is fixedly connected, in particular welded, to the housing (1), wherein the catalyst body (6) is only fixedly connected to the housing (1) at one point (16), in particular at its downstream end region

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