Method of purifying a gas mixture containing undesirable gas compounds
US4504287A · kind A · utility
7Cited by
5References
6Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Sep 13, 1982 |
| Grant date | Mar 12, 1985 |
| Priority date | — |
| Expiry date | Sep 13, 2002 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B2203/0475
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a method for purifying a gas mixture containing at least one undesirable gas compound utilizing certain sulfonamide or sulfamide solvents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.