Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1992-04-09
1993-08-24
Sever, Frank
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210654, 21050027, B01D 6136
Patent
active
052385736
ABSTRACT:
Mixtures containing methanol and dimethyl carbonate or methanol and methyl t-butyl ether may be treated by pervaporation to recover product containing decreased quantity of methanol.
REFERENCES:
patent: 4798674 (1989-01-01), Pasternak et al.
patent: 4877529 (1989-10-01), Pasternak et al.
O'Loughlin James J.
Seutter Carl G.
Sever Frank
Texaco Inc.
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