Exhaust gas treatment device and method for making the same
US7921557B2 · kind B2 · utility
0Cited by
80References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 29, 2005 |
| Grant date | Apr 12, 2011 |
| Priority date | — |
| Expiry date | Feb 2, 2029 |
Classification
- Technology area (CPC —)General
Abstract
A device for treatment of exhaust gases includes a housing, a fragile structure resiliently mounted within the housing, and a non-intumescent mounting mat disposed in a gap between the housing and the fragile structure. The mounting mat includes a plurality of inorganic fibers that have undergone a surface treatment to increase the holding force performance of the mounting mat. Also disclosed are methods of making a mounting mat for an exhaust gas treatment device and for making an exhaust gas treatment device incorporating the mounting mat.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.