Earth boring – well treating – and oil field chemistry – Well treating – Contains organic component
Reexamination Certificate
2006-02-15
2008-08-05
Gulakowski, Randy (Department: 1796)
Earth boring, well treating, and oil field chemistry
Well treating
Contains organic component
C507S244000, C507S245000, C507S247000, C507S254000, C507S261000, C166S283000, C166S309000
Reexamination Certificate
active
07407916
ABSTRACT:
Foamed treatment fluids comprising water, a gas, and a foaming and foam stabilizing surfactant mixture comprising an alkali salt of an alkyl ether sulfate, wherein the alkali salt of the alkyl ether sulfate comprises an alkali salt of a C6-10alkyl ether sulfate, and an alkali salt of a C4alkyl ether sulfate, an alkyl amidopropyl amphoteric surfactant selected from the group consisting of an alkyl amidopropyl hydroxysultaine, an alkyl amidopropyl betaine, and combinations thereof, and an alkyl amidopropyl dimethylamine oxide. Methods comprising providing the foamed treatment fluid and introducing the foamed treatment fluid into a subterranean formation.
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Brenneis Chad
Chatterji Jiten
Heath Stanley J.
King Bobby J.
King Karen L.
Baker Botts LLC
Figueroa John J
Gulakowski Randy
Halliburton Energy Service,s Inc.
Kent Robert A.
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