Process for producing alumina fiber
US3950478A · kind A · utility
42Cited by
8References
23Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 1973 |
| Grant date | Apr 13, 1976 |
| Priority date | — |
| Expiry date | Mar 5, 1993 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S264/19
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Alumina fibre is prepared by spinning a solution containing an aluminium compound and an organic polymer, removing solvent and contacting the fibre with ammonia or an amine before conversion of the fibre to alumina.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.