Chemistry of carbon compounds – Miscellaneous organic carbon compounds – C-metal
Patent
1978-11-13
1979-11-20
Morgenstern, Norman
Chemistry of carbon compounds
Miscellaneous organic carbon compounds
C-metal
260459R, 260460, 260513R, 568918, C07C14104, C07C14302
Patent
active
041750926
ABSTRACT:
Non-surface active organic material is recovered from an aqueous-based mixture comprising water, sulphated or sulphonated organic matter and non-surface active organic material by extracting said mixture with a C.sub.6 ketone or a C.sub.1 to C.sub.6 alkyl acetate as the sole extraction solvent thereby forming a ketone or acetate extract phase containing essentially all of the non-surface active organic matter and a raffinate phase containing water, some of the ketone or acetate solvent and essentially all of the sulphated or sulphonated organic matter, said extract phase being subsequently separated into a ketone or acetate solvent fraction and a non-surface active organic material fraction.
REFERENCES:
patent: 2078638 (1937-04-01), Rulrutz
patent: 2152163 (1939-03-01), Tulleners
patent: 2196177 (1940-04-01), Burk et al.
patent: 2522212 (1950-09-01), Pammers
Bakker Pieter M.
Kind Cornelis E.
Morgenstern Norman
Shell Oil Company
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