Method and composition for enhanced hydrocarbons recovery from a very high salinity, high temperature formation

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United States of America Patent

PATENT NO 8940668
SERIAL NO

13264172

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Abstract

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A method of treating a very high salinity high temperature hydrocarbon containing formation is described. The method includes (a) providing a hydrocarbon recovery composition to at least a portion of a hydrocarbon containing formation having a brine salinity of above about 13 wt % and a temperature of above about 7° C., wherein the composition comprises a C15-18 internal olefin sulfonate; and (b) allowing the composition to interact with hydrocarbons in the hydrocarbon containing formation.

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Patent Owner(s)

  • SHELL OIL COMPANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Barnes, Julian Richard Amsterdam, NL 41 142
Raney, Kirk Herbert Houston, US 35 480
Semple, Thomas Carl Friendswood, US 21 172
Shpakoff, Paul Gregory Houston, US 16 303
Smit, Jasper Roelf Amsterdam, NL 7 64
Smit, Johan Paul Amsterdam, NL 29 175

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