Method for purifying an alcohol from a fermentation broth using a falling film, a wiped film, a thin film or a short path evaporator
US8399717B2 · kind B2 · utility
2Cited by
20References
16Claims
0Family size
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Key dates
| Filing date | Oct 2, 2009 |
| Grant date | Mar 19, 2013 |
| Priority date | — |
| Expiry date | Mar 12, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/10
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
Method for purifying an alcohol from a fermentation broth comprising adding a heavy solvent, evaporating the alcohol to be purified, and mechanically drawing out of the crystallized salts by heavy solvent flow and scrapping on a falling film evaporator, a wiped film evaporator, a thin film evaporator or a short path evaporator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.