Ethanol recovery process

Details Ethanol recovery process Ethanol recovery process

2006-07-28

2010-06-08

Weber, Jon P (Department: 1657)

Chemistry: molecular biology and microbiology

Micro-organism, tissue cell culture or enzyme using process...

Preparing oxygen-containing organic compound

Reexamination Certificate

active

07732173

ABSTRACT:
A process for producing and recovering light alcohols, particularly ethanol, alcohol mixtures containing ethanol, and ABE mixtures (alcohol mixtures containing acetone, butanol and ethanol), using a combination of steps including fermentation, first membrane separation, dephlegmation and dehydration by second membrane separation.

REFERENCES:
patent: 4305790 (1981-12-01), Kramer, Sr.
patent: 4326036 (1982-04-01), Hayes
patent: 6755975 (2004-06-01), Vane et al.
patent: 6899743 (2005-05-01), Wijmans et al.

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