Recovery of caffeine adsorbed to activated carbon
US4540784A · kind A · utility
4Cited by
1References
4Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 18, 1983 |
| Grant date | Sep 10, 1985 |
| Priority date | — |
| Expiry date | Apr 18, 2003 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D473/12
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The invention relates to a process for recovering caffeine adsorbed to activated carbon by treating the loaded activated carbon with formic acid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.