Process for purifying a crude ethanol product
US8318988B2 · kind B2 · utility
1Cited by
68References
24Claims
0Family size
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Key dates
| Filing date | Sep 24, 2010 |
| Grant date | Nov 27, 2012 |
| Priority date | — |
| Expiry date | Sep 24, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C29/88
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Recovery of ethanol from a crude ethanol product obtained from the hydrogenation of acetic acid. Separation and purification processes of the crude ethanol products are employed to allow recovery of ethanol and remove acetal impurities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.