High solids content gels and a process for producing them
US5227104A · kind A · utility
187Cited by
7References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 26, 1991 |
| Grant date | Jul 13, 1993 |
| Priority date | — |
| Expiry date | Feb 26, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC04B35/1115
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method is described for producing hard, dense, finely crystalline fired bodies from alumina gels of solids content greater than 45%, by the use of high pressure in mixing and/or presssure extrusion together with seeding of the gel by submicron alpha alumina particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.