Ceramic alumina abrasive grains seeded with iron oxide
US4964883A · kind A · utility
177Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1988 |
| Grant date | Oct 23, 1990 |
| Priority date | — |
| Expiry date | Dec 12, 2008 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K3/1409
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A process of producing alpha alumina ceramic abrasive grain by sintering alpha alumina monohydrate is improved by seeding with a crystalline oxide of iron having a particle size of less than 150 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.