EP 2109649 A1 20091021 - METHOD AND COMPOSITION FOR ENHANCED HYDROCARBONS RECOVERY
Title (en)
METHOD AND COMPOSITION FOR ENHANCED HYDROCARBONS RECOVERY
Title (de)
VERFAHREN UND ZUSAMMENSETZUNG ZUR WIEDERHERSTELLUNG VERSTÄRKTER KOHLENWASSERSTOFFE
Title (fr)
PROCÉDÉ ET COMPOSITION POUR AMÉLIORER LA RÉCUPÉRATION D'HYDROCARBURES
Publication
Application
Priority
- US 2007088069 W 20071219
- US 87132106 P 20061221
Abstract (en)
[origin: WO2008079852A1] A method of treating a hydrocarbon containing formation is described. The method includes providing a hydrocarbon recovery composition to the hydrocarbon containing formation. The hydrocarbon recovery composition includes a branched internal olefin sulfonate having an average carbon number of at least 15 and an average number of branches per molecule of at least 0.8.
IPC 8 full level
C09K 8/584 (2006.01)
CPC (source: EP)
C09K 8/584 (2013.01)
Citation (search report)
See references of WO 2008079852A1
Citation (examination)
US 2004133037 A1 20040708 - FENOUIL LAURENT ALAIN MICHEL [GB], et al
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
WO 2008079852 A1 20080703; CA 2672632 A1 20080703; CN 101589128 A 20091125; EP 2109649 A1 20091021; MX 2009006612 A 20090630; NO 20092500 L 20090714; RU 2009128031 A 20110127
DOCDB simple family (application)
US 2007088069 W 20071219; CA 2672632 A 20071219; CN 200780050503 A 20071219; EP 07869486 A 20071219; MX 2009006612 A 20071219; NO 20092500 A 20090702; RU 2009128031 A 20071219