Wells – Processes – Placing fluid into the formation
Reexamination Certificate
2006-11-14
2006-11-14
Bates, Zakiya W. (Department: 3676)
Wells
Processes
Placing fluid into the formation
C166S300000, C166S309000
Reexamination Certificate
active
07134497
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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Brennels Chad
Chatterji Jiten
Heath Stanley J.
King Bobby J.
King Karen L.
Bates Zakiya W.
Fletcher Yoder
Halliburton Energy Service,s Inc.
Kent Robert A.
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