C - Chemistry – Metallurgy – 09 – K
Patent
C - Chemistry, Metallurgy
09
K
C09K 8/584 (2006.01) E21B 43/22 (2006.01)
Patent
CA 2714388
A method of treating a hydrocarbon containing formation, comprising (a) providing a composition to at least a portion of the hydrocarbon containing formation, wherein the composition comprises a glycerol sulfonate of a propoxylated primary alcohol having a branched aliphatic group with an average carbon number from 10 to 24 and having an average number of branches per aliphatic group of from 0.7 to 2.5 and having at least 0.5 moles of propylene oxide per mole of primary alcohol; and (b) allowing the composition to interact with hydrocarbons in the hydrocarbon containing formation.
Linvention concerne un procédé de traitement dune formation qui contient des hydrocarbures, ledit procédé comprenant les opérations consistant à (a) introduire une composition dans au moins une partie de la formation qui contient des hydrocarbures, la composition comprenant un glycérolsulfonate dun alcool primaire propoxylé ayant un groupe aliphatique ramifié, doté dun nombre moyen d'atomes de carbone de 10 à 24, et ayant un nombre moyen de ramifications par groupe aliphatique de 0,7 à 2,5 et ayant au moins 0,5 mole doxyde de propylène par mole dalcool primaire; et (b) laisser la composition interagir avec les hydrocarbures dans la formation contenant des hydrocarbures.
Raney Kirk Herbert
Semple Thomas Carl
Shell Internationale Research Maatschappij B.v.
Smart & Biggar
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