Diesel engine gas filter with electrical heater
US5101095A · kind A · utility
19Cited by
19References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1990 |
| Grant date | Mar 31, 1992 |
| Priority date | — |
| Expiry date | Oct 31, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S55/30
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A filter apparatus for reducing particulates from exhaust gases from a diesel engine having a housing containing a ceramic filter unit with an array of spirally mounted resistance rods electrically connected in parallel. A ceramic foam element is located behind the array, and is used to reflect heat back to the ceramic filter. A 12 or 24 volt battery is used as the power source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.