Process for the production of fibrous activated carbon
US4362646A · kind A · utility
16Cited by
7References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 29, 1980 |
| Grant date | Dec 7, 1982 |
| Priority date | — |
| Expiry date | Sep 29, 2000 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B32/382
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A fibrous activated carbon having high adsorptivity and excellent mechanical properties is produced by preoxidizing an acrylonitrile-based fiber containing a specific amount of an iron compound at a specific initial heat-treatment temperature and then activating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.