Patent · US Expired

Method and device for the catalytic cleaning of exhaust gases of internal combustion engines

US5133944A · kind A · utility

2Cited by

5References

9Claims

0Family size

Assignee

J. Eberspaecher GmbH & Co. KG · DE

Inventors

Dieter Knetsch · Reichenbach, DE
Thomas Ullmann · Arnstadt, DE

Key dates

Filing date	Mar 13, 1989
Grant date	Jul 28, 1992
Priority date	—
Expiry date	Mar 13, 2009

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/1234
WIPO fieldEnvironmental technology
WIPO sectorChemistry

Abstract

A catalyst carrier body of flat and corrugated metal strips is arranged in layers mounted in a metallic housing which can be easily manufactured and is suitable for mechanical and thermal stresses, as well as a process for its manufacture. The catalyst carrier comprises an anticlockwise folded coil form which is pressed into the desired final shape and is encased in a metallic jacket.

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