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Patent Searching and Data


Title:
AQUEOUS MICRO EMULSIONS OF ORGANIC SUBSTANCES
Document Type and Number:
WIPO Patent Application WO/1980/000921
Kind Code:
A1
Abstract:
New surface-active agent of formula: (FORMULA) wherein R and R' are hydrocarbon groups, M being a cation. It is particularly appropriate for the production of micro emulsions in the presence of saline aqueous solutions. An important application is the recovery of crude oil.

Inventors:
CHAMBU C (FR)
GRANGETTE H (FR)
TELLIER J (FR)
COSTE J (FR)
Application Number:
PCT/FR1979/000103
Publication Date:
May 15, 1980
Filing Date:
November 08, 1979
Export Citation:
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Assignee:
ELF AQUITAINE (FR)
CHAMBU C (FR)
GRANGETTE H (FR)
TELLIER J (FR)
COSTE J (FR)
International Classes:
C07H21/04; C09K8/26; C09K8/28; C09K8/36; C09K8/42; C09K8/58; C12N15/09; C09K8/584; C09K8/60; C09K23/00; C09K23/16; C09K23/22; C09K23/28; C10L1/32; C11D1/10; C12N1/20; C12N15/00; C12P21/00; E21B43/22; C12R1/19; (IPC1-7): B01F17/16; E21B43/22; C10L1/32; C07C103/46; C09K7/02
Foreign References:
FR2128862A11972-10-20
US3074980A1963-01-22
US2047069A1936-07-07
GB1369462A1974-10-09
FR2373328A11978-07-07
FR2395252A11979-01-19
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