Two cycle process for producing fuel-grade ethanol from dilute a

Details Two cycle process for producing fuel-grade ethanol from dilute a Two cycle process for producing fuel-grade ethanol from dilute a

1985-08-12

1987-09-08

Evans, J. E.

Organic compounds -- part of the class 532-570 series

Organic compounds

Oxygen containing

44 56, 548918, C07C 2986, C07C 3108

Patent

active

046924329

ABSTRACT:
The beer is fed to a first solvent extraction column together with an organic solvent for alcohol which solvent is immiscible in water. The alcohol-organic solvent phase is extracted a second time, vacuum distilled or stripped, dried and again vacuum stripped or distilled to produce fuel grade alcohol.

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Roddy, "Ind. Eng. Chem. Process Des. Dev.", vol. 20, No. 1, 1981, pp. 104-108.

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