Foamed treatment fluids, foaming additives, and associated...

Details Foamed treatment fluids, foaming additives, and associated... Foamed treatment fluids, foaming additives, and associated...

2006-08-22

2006-08-22

Tsay, Frank (Department: 3672)

Wells

Processes

Cementing, plugging or consolidating

C166S309000, C507S202000, C507S269000

Reexamination Certificate

active

07093658

ABSTRACT:
In one embodiment, this invention presents a foaming additive that comprises at least one amidopropyl betaine having the formula:in-line-formulae description="In-line Formulae" end="lead"?R—CONHCH2CH2CH2N+(CH3)2CH2COO−in-line-formulae description="In-line Formulae" end="tail"?wherein R is a capryloyl, a capryl, an octyl, a decyl, a cococyl radical, or a mixture thereof. This foaming additive may be utilized in foamed treatment fluids, and those foamed treatment fluids may be utilized in fracturing and sand control treatments in subterranean operations. Associated methods also are presented herein.

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