Basic refractory composition
US4789652A · kind A · utility
3Cited by
2References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 1986 |
| Grant date | Dec 6, 1988 |
| Priority date | — |
| Expiry date | Oct 20, 2006 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B2235/9676
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The present invention resides in the provision of a basic unburned brick or castable refractory which contains none or an extremely small amount of components which exert a harmful influence on molten steel such as phosphorus, sulfur, and boron and which has a high hot strength.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.