Methods and compositions incorporating alkyl polyglycoside surfactant for use in oil and/or gas wells
First Claim
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1. A composition for use in an oil and/or gas well having a wellbore, comprising a fluid and a microemulsion, wherein the microemulsion comprises:
- an aqueous phase;
a surfactant comprising alkyl polyglycoside;
a first solvent selected from the group consisting of terpene, alkyl aliphatic carboxylic acid ester, and combinations thereof, wherein the first solvent is present in an amount between about 1 wt % and about 20 wt % versus the microemulsion; and
an alcohol selected from the group consisting of butanol, amyl alcohol, and combinations thereof.
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Abstract
Methods and compositions comprising an emulsion or a microemulsion for use treating an oil and/or gas well are provided. In some embodiments, the emulsion or the microemulsion comprises an aqueous phase, a solvent, a surfactant comprising alkyl polyglycoside, an alcohol, and, optionally, one or more additives.
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Citations
8 Claims
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1. A composition for use in an oil and/or gas well having a wellbore, comprising a fluid and a microemulsion, wherein the microemulsion comprises:
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an aqueous phase; a surfactant comprising alkyl polyglycoside; a first solvent selected from the group consisting of terpene, alkyl aliphatic carboxylic acid ester, and combinations thereof, wherein the first solvent is present in an amount between about 1 wt % and about 20 wt % versus the microemulsion; and an alcohol selected from the group consisting of butanol, amyl alcohol, and combinations thereof. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A composition, for use in an oil and/or gas well having a wellbore, comprising a fluid and a microemulsion, wherein the microemulsion comprises:
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an aqueous phase; a surfactant comprising alkyl polyglycoside; a first solvent comprising d-limonene; a second solvent comprising methyl aliphatic carboxylic acid ester; wherein the d-limonene is present in a ratio to the methyl aliphatic carboxylic acid ester of from about 1;
0.01 to about 0.5;
1 by weight; andan alcohol selected from the group consisting of butanol, amyl alcohol, and combinations thereof.
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8. A composition for use in an oil and/or gas well having a wellbore, comprising a fluid and a microemulsion, wherein the microemulsion comprises:
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an aqueous phase; a surfactant comprising alkyl polyglycoside; a first solvent selected from the group consisting of terpene, alkyl aliphatic carboxylic acid ester, and combinations thereof; an alcohol selected from the group consisting of butanol, amyl alcohol, and combinations thereof; and a demulsifier.
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Specification