Method for testing the integrity of DPFs
US6666070B1 · kind B1 · utility
19Cited by
5References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 26, 2002 |
| Grant date | Dec 23, 2003 |
| Priority date | — |
| Expiry date | Jun 26, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/226
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for inspecting the integrity of diesel exhaust filter by introducing air under pressure through one end of the structure and detecting the presence of air flow at an opposing end surface. The diesel exhaust filter is tested green.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.