Regenerable filter for exhaust gases of an internal-combustion engine
US5207807A · kind A · utility
51Cited by
15References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 27, 1991 |
| Grant date | May 4, 1993 |
| Priority date | — |
| Expiry date | Nov 27, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/30
- WIPO fieldEnvironmental technology
- WIPO sectorChemistry
Abstract
The filter comprises filtering means suited to intercept the residual combustion products, and heating means suited to bring said residues to a combustion temperature; the heating means comprise a plurality of electrically conductive portions of said filtering means, mutually insulated and cyclically and selectively supplied.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.