Process for the purification of gaseous mixtures containing mercaptans and other acid gases
US8419832B2 · kind B2 · utility
4Cited by
7References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 16, 2007 |
| Grant date | Apr 16, 2013 |
| Priority date | — |
| Expiry date | May 12, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P20/151
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention relates to a process for the purification of a gaseous mixture containing mercaptans and other acid gases comprising a stage of bringing said gaseous mixture into contact with an absorbent solution comprising an alkanolamine, a C2-C4 thioalkanol and water.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.