Monolithic converter
US4161509A · kind A · utility
25Cited by
17References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 14, 1975 |
| Grant date | Jul 17, 1979 |
| Priority date | — |
| Expiry date | Apr 14, 1995 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF01N3/2875
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
A catalytic converter unit of the type used in internal combustion engine exhaust systems has a monolithic refractory catalyst element which is axially retained by means of annular spring washers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.