Insulating refractory
US5252526A · kind A · utility
39Cited by
9References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 1991 |
| Grant date | Oct 12, 1993 |
| Priority date | — |
| Expiry date | Sep 30, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B38/08
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A refractory mix for forming high strength, low thermal conductivity refractory shapes comprising from about 40 to 75% by weight of at least one dense refractory aggregate, about 10 to 30% by weight of a bonding agent, and about 5 to 25% by weight of hollow ceramic microspheres having a diameter of about 1 to 350 microns.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.