Ceramic honeycomb structural bodies
US4455336A · kind A · utility
27Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 3, 1982 |
| Grant date | Jun 19, 1984 |
| Priority date | — |
| Expiry date | Dec 3, 2002 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24744
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A ceramic honeycomb structural body having a high strength wherein the outer peripheral portion including an outer peripheral wall or a part extending from the end surface of the honeycomb body has a smaller porosity than the other portion. Such a ceramic honeycomb structural body is produced by filling pores in the above defined portion of the honeycomb body with a ceramic material having a smaller porosity than the ceramic honeycomb body material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.