Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hendrik Dirkzwager0
Jasper Roelf Smit0
Johan Paul Smit0
Julian Richard Barnes0
Quoc An On0
Date of Patent
March 15, 2016
Patent Application Number
13578312
Date Filed
February 9, 2011
Patent Citations Received
Patent Primary Examiner
Patent abstract
A method is provided for treating a hydrocarbon containing formation. The method comprises providing a hydrocarbon recovery composition comprising a mixture of branched internal olefin sulfonate molecules, and contacting hydrocarbons in the hydrocarbon containing formation with the hydrocarbon recovery composition. The mixture of branched internal olefin sulfonate molecules has an average number of carbon atoms of between 19 and 23, and an average number of branches of at least 0.6 per molecule. A hydrocarbon composition produced from a hydrocarbon containing formation, and a hydrocarbon recovery composition comprising a mixture of branched internal olefin sulfonate molecules are also provided.
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