Foamed treatment fluids, foaming additives, and associated methods
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United States of America Patent
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Aug 22, 2006
Grant Date -
May 4, 2006
app pub date -
Oct 29, 2004
filing date -
Oct 29, 2004
priority date (Note) -
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status (Latency Note)
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Abstract
In one embodiment, this invention presents a foaming additive that comprises at least one amidopropyl betaine having the formula: R--CONHCH.sub.2CH.sub.2CH.sub.2N.sup.+(CH.sub.3).sub.2CH.sub.2COO.sup.-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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