Alumina ceramic products
US6624106B2 · kind B2 · utility
8Cited by
9References
7Claims
0Family size
Inventor
Key dates
| Filing date | Apr 23, 2001 |
| Grant date | Sep 23, 2003 |
| Priority date | — |
| Expiry date | Sep 13, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF41H5/0492
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
The invention provides a sintered, alumina ceramic product comprising about 90-97.5 w/w % Al2O3, about 0.5-1.0 w/w % MgO, about <0.05-1.0 w/w % SiO2, about 4.5-7.5 w/w % ZrO2 and about 0.07-0.13 w/w % HfO2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.