Process for producing ethanol using multiple beds each having different catalysts
US9670119B2 · kind B2 · utility
1Cited by
239References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 11, 2012 |
| Grant date | Jun 6, 2017 |
| Priority date | — |
| Expiry date | Jan 11, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C67/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention produces ethanol in a stacked bed reactor that comprises a first catalyst and a second catalyst, wherein the first and second catalysts comprise at least one group VIII metal, and wherein the second catalyst is substantially free of copper. The crude ethanol product may be separated and ethanol recovered.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.