Ceramic honeycomb catalytic converters having high thermal shock resistance
US4556543A · kind A · utility
26Cited by
10References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 1983 |
| Grant date | Dec 3, 1985 |
| Priority date | — |
| Expiry date | Jul 27, 2003 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24149
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A heat resistant and thermal shock resistant ceramic honeycomb catalytic converter for purifying automotive exhaust gas and the like is constructed by arranging at least one ceramic honeycomb structural body, having a dimension of EQU 0.10.ltoreq.L/D.ltoreq.0.40 wherein L and D are respectively a length and a diameter of the ceramic honeycomb structural body, upstream of and adjacent to another ceramic honeycomb structural body in a metal casing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.