Liquid purification or separation – Processes – Liquid/liquid solvent or colloidal extraction or diffusing...
Patent
1996-11-27
1998-02-03
Therkorn, Ernest G.
Liquid purification or separation
Processes
Liquid/liquid solvent or colloidal extraction or diffusing...
210511, B01D 1100
Patent
active
057140715
ABSTRACT:
A method for extracting an organic substance from a material by extracting the organic substance with a mixed solvent which contains at least one polar solvent and at least one nonpolar solvent, by which a wide variety of organic substances can be extracted without using a halohydrocarbon at a relatively low temperature.
REFERENCES:
patent: 4060604 (1977-11-01), Kanojia
patent: 4877530 (1989-10-01), Moses
patent: 5035828 (1991-07-01), Tamura et al.
patent: 5420304 (1995-05-01), Verser et al.
Matsuo Kazuhiro
Sasada Juichi
Matsushita Electronics Corporation
Therkorn Ernest G.
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