Process for controlling a reboiler during alcohol recovery and reduced ester formation
US8927787B2 · kind B2 · utility
0Cited by
133References
20Claims
0Family size
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Key dates
| Filing date | Apr 26, 2012 |
| Grant date | Jan 6, 2015 |
| Priority date | — |
| Expiry date | Jul 12, 2033 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C29/80
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The present invention is related to processes for the separation of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. The crude ethanol product is separated in one or more columns. A reboiler is used following one or more of the columns for reducing ester formation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.