Mixed phase front end C.sub.2 acetylene hydrogenation
US5414170A · kind A · utility
66Cited by
12References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 1993 |
| Grant date | May 9, 1995 |
| Priority date | — |
| Expiry date | May 12, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C7/167
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention provides an improved process for selectively hydrogenating acetylenes in an olefin plant process stream by selectively hydrogenating the acetylenes downstream of a front end depropanizer and upstream of further separation zones such as a demethanizer and/or de-ethanizer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.