Method for manufacturing ceramic filter
US8808601B2 · kind B2 · utility
1Cited by
11References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2009 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Oct 18, 2029 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB28B11/006
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
Honeycomb ceramic wall flow filters exhibiting reduced plug depth variability, produced by introducing flowable ceramic plugging cements into the ends of selected channels in the honeycombs and wherein the ceramic plugging cements consist of shear-conditioned mixtures exhibiting reduced viscosity differentials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.