CA2642244A1 - Foamed treatment fluids and associated methods - Google Patents
Foamed treatment fluids and associated methods Download PDFInfo
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- CA2642244A1 CA2642244A1 CA002642244A CA2642244A CA2642244A1 CA 2642244 A1 CA2642244 A1 CA 2642244A1 CA 002642244 A CA002642244 A CA 002642244A CA 2642244 A CA2642244 A CA 2642244A CA 2642244 A1 CA2642244 A1 CA 2642244A1
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- alkyl
- ether sulfate
- alkali salt
- alkyl amidopropyl
- surfactant mixture
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/02—Well-drilling compositions
- C09K8/38—Gaseous or foamed well-drilling compositions
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/50—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls
- C09K8/516—Compositions for plastering borehole walls, i.e. compositions for temporary consolidation of borehole walls characterised by their form or by the form of their components, e.g. encapsulated material
- C09K8/518—Foams
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/52—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning
- C09K8/536—Compositions for preventing, limiting or eliminating depositions, e.g. for cleaning characterised by their form or by the form of their components, e.g. encapsulated material
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/62—Compositions for forming crevices or fractures
- C09K8/70—Compositions for forming crevices or fractures characterised by their form or by the form of their components, e.g. foams
- C09K8/703—Foams
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K8/00—Compositions for drilling of boreholes or wells; Compositions for treating boreholes or wells, e.g. for completion or for remedial operations
- C09K8/60—Compositions for stimulating production by acting on the underground formation
- C09K8/92—Compositions for stimulating production by acting on the underground formation characterised by their form or by the form of their components, e.g. encapsulated material
- C09K8/94—Foams
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Emulsifying, Dispersing, Foam-Producing Or Wetting Agents (AREA)
- Gas Separation By Absorption (AREA)
- Detergent Compositions (AREA)
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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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.
Claims (40)
1. A foamed treatment fluid 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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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.
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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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.
2. The foamed treatment fluid of claim 1 wherein the alkali salt of the C6-alkyl ether sulfate has in range of from about 1.5 moles to about 2 moles of ethylene oxide substitution, and the alkali salt of the C4 alkyl ether sulfate has in range of from about 1.8 moles to about 2.5 moles of ethylene oxide substitution.
3. The foamed treatment fluid of claim 1 wherein the alkali salt of the C6-10 alkyl ether sulfate is present in the alkali salt of the ether sulfate in an amount in the range of from about 60% to about 75% by weight of the alkali salt of the alkali ether sulfate, and the alkali salt of the C4 alkyl ether sulfate is present in the alkali salt of the ether sulfate in an amount in the range of from about 10% to about 35% by weight of the alkali salt of the alkali ether sulfate.
4. The foamed treatment fluid of claim 1 the alkali salt of the alkyl ether sulfate comprises an ammonium salt of the alkyl ether sulfate.
5. The foamed treatment fluid of claim 1 wherein the alkali salt of the alkali ether sulfate further comprise an ammonium sulfate.
6. The foamed treatment fluid of claim 1 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl hydroxysultaine, the alkyl amidopropyl hydroxysultaine comprising a radical selected from the group consisting of a decyl radical, a cocoyl radical, a lauryl radical, a cetyl radical, and an oleyl radical.
7. The foamed treatment fluid of claim 1 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl hydroxysultaine, the alkyl amidopropyl hydroxysultaine comprising a cocoyl radical.
8. The foamed treatment fluid of claim 1 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl betaine, the alkyl amidopropyl betaine comprising a radical selected from the group consisting of a decyl radical, a cocoyl radical, a lauryl radical, a cetyl radical, and an oleyl radical.
9. The foamed treatment fluid of claim 1 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl betaine, the alkyl amidopropyl betaine comprising a cocoyl radical.
10. The foamed treatment fluid of claim 1 wherein the alkyl amidopropyl dimethylamine oxide comprises a cocamidopropyl dimethylamine oxide.
11. The foamed treatment fluid of claim 1:
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
12. The foamed treatment fluid of claim 1 wherein the foaming and foam stabilizing surfactant mixture further comprises an alkali salt comprising at least one member selected from the group of sodium chloride, ammonium chloride, potassium chloride and combinations thereof.
13. The foamed treatment fluid of claim 1 wherein the foaming and foam stabilizing surfactant mixture is present in the foamed treatment fluid in an amount in the range of from about 0.2% to about 2.0% by volume of the water present in the foamed treatment fluid.
14. The foamed treatment fluid of claim 1 wherein the foamed treatment fluid further comprises a gelling agent.
15. The foamed treatment fluid of claim 1 wherein the foamed treatment fluid further comprises particulates.
16. A foamed fracturing fluid 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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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; and proppant particulates.
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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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; and proppant particulates.
17. The foamed fracturing fluid of claim 16:
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
18. The foamed fracturing fluid of claim 16 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl betaine, the alkyl amidopropyl betaine comprising a cocoyl radical.
19. The foamed fracturing fluid of claim 16 wherein the alkyl amidopropyl amphoteric surfactant comprises an alkyl amidopropyl hydroxysultaine, the alkyl amidopropyl hydroxysultaine comprising a cocoyl radical.
20. A foamed treatment fluid comprising:
water;
a gelling agent;
a gas; and a foaming and foam stabilizing surfactant mixture comprising:
an ammonium salt of an alkyl ether sulfate, wherein the ammonium salt of the alkyl ether sulfate comprises an ammonium salt of a C6-10 alkyl ether sulfate having in the range of from about 1.5 moles to about 2 moles of ethylene oxide substitution, and an alkali salt of a C4 alkyl ether sulfate having in the range of from about 1.8 to about 2.5 moles of ethylene oxide substitution, a cocamidopropyl amphoteric surfactant selected from the group consisting of a cocamidopropyl hydroxysultaine, a cocamidopropyl betaine, and combinations thereof, and a cocamidopropyl dimethylamine oxide.
water;
a gelling agent;
a gas; and a foaming and foam stabilizing surfactant mixture comprising:
an ammonium salt of an alkyl ether sulfate, wherein the ammonium salt of the alkyl ether sulfate comprises an ammonium salt of a C6-10 alkyl ether sulfate having in the range of from about 1.5 moles to about 2 moles of ethylene oxide substitution, and an alkali salt of a C4 alkyl ether sulfate having in the range of from about 1.8 to about 2.5 moles of ethylene oxide substitution, a cocamidopropyl amphoteric surfactant selected from the group consisting of a cocamidopropyl hydroxysultaine, a cocamidopropyl betaine, and combinations thereof, and a cocamidopropyl dimethylamine oxide.
21. A method of treating a subterranean formation comprising:
providing a foamed treatment fluid 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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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; and introducing the foamed treatment fluid into the subterranean formation.
providing a foamed treatment fluid 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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl 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; and introducing the foamed treatment fluid into the subterranean formation.
22. The method of claim 21 wherein the alkali salt of the C6-10 alkyl ether sulfate has in range of from about 1.5 moles to about 2 moles of ethylene oxide substitution, and the alkali salt of the C4 alkyl ether sulfate has in range of from about 1.8 moles to about 2.5 moles of ethylene oxide substitution.
23. The method of claim 21 wherein the alkali salt of the C6-10 alkyl ether sulfate is present in the alkali salt of the ether sulfate in an amount in the range of from about 65% to about 90% by weight of the alkali salt of the alkali ether sulfate, and the alkali salt of the C4 alkyl ether sulfate is present in the alkali salt of the ether sulfate in an amount in the range of from about 10% to about 35% by weight of the alkali salt of the alkali ether sulfate.
24. The method of claim 21 wherein the alkali salt of the alkali ether sulfate further comprises an ammonium sulfate.
25. The method of claim 21 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl hydroxysultaine, the alkyl amidopropyl hydroxysultaine comprising a radical selected from the group consisting of a decyl radical, a cocoyl radical, a lauryl radical, a cetyl radical, and an oleyl radical.
26. The method of claim 21 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl hydroxysultaine, the alkyl amidopropyl hydroxysultaine comprising a cocoyl radical.
27. The method of claim 21 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl betaine, the alkyl amidopropyl betaine comprising a radical selected from the group consisting of a decyl radical, a cocoyl radical, a lauryl radical, a cetyl radical, and an oleyl radical.
28. The method of claim 21 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl betaine, the alkyl amidopropyl betaine comprising a cocoyl radical.
29. The method of claim 21 wherein the alkyl amidopropyl dimethylamine oxide comprises a cocamidopropyl dimethylamine oxide.
30. The method of claim 21:
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
31. The method of claim 21 wherein the foaming and foam stabilizing surfactant mixture further comprises an alkali salt.
32. The method of claim 21 wherein the foaming and foam stabilizing surfactant mixture is present in the foamed treatment fluid in an amount in the range of from about 0.2% to about 2.0% by volume of the water present in the foamed treatment fluid.
33. The method of claim 21 wherein the foamed treatment fluid further comprises a gelling agent.
34. The method of claim 21 wherein the foamed treatment fluid further comprises particulates.
35. A method of fracturing a subterranean formation comprising:
providing a foamed treatment fluid 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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl ether sulfate, an alkyl amidopropyl amphoteric surfactant selected from the group consisting of an alkyl amidopropyl hydroxysultaine, an alkyl amidopropyl betaine, and combinations thereof, an alkyl amidopropyl dimethylamine oxide; and introducing the foamed treatment fluid into the subterranean formation at or above a pressure sufficient to create one or more fractures in the subterranean formation.
providing a foamed treatment fluid 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 C6-10 alkyl ether sulfate, and an alkali salt of a C4 alkyl ether sulfate, an alkyl amidopropyl amphoteric surfactant selected from the group consisting of an alkyl amidopropyl hydroxysultaine, an alkyl amidopropyl betaine, and combinations thereof, an alkyl amidopropyl dimethylamine oxide; and introducing the foamed treatment fluid into the subterranean formation at or above a pressure sufficient to create one or more fractures in the subterranean formation.
36. The method of claim 35:
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
37. The method of claim 35 wherein the alkyl amidopropyl amphoteric surfactant comprises the alkyl amidopropyl betaine, the alkyl amidopropyl betaine comprising a cocoyl radical.
38. The method of claim 35 wherein the alkyl amidopropyl amphoteric surfactant comprises an alkyl amidopropyl hydroxysultaine, the alkyl amidopropyl hydroxysultaine comprising a cocoyl radical.
39. A method of fracturing a subterranean formation comprising:
providing a foamed treatment fluid comprising:
water, a gelling agent, a gas, and a foaming and foam stabilizing surfactant mixture comprising:
an ammonium salt of an alkyl ether sulfate, wherein the ammonium salt of the alkyl ether sulfate comprises an ammonium salt of a C6-10 alkyl ether sulfate having in the range of from about 1.5 moles to about 2 moles of ethylene oxide substitution, and an alkali salt of a C4 alkyl ether sulfate having in the range of from about 1.8 moles to about 2.5 moles of ethylene oxide substitution, a cocamidopropyl amphoteric surfactant selected from the group consisting of a cocamidopropyl hydroxysultaine, a cocamidopropyl betaine, and combinations thereof, and a cocamidopropyl dimethylamine oxide; and introducing the foamed treatment fluid into the subterranean formation at or above a pressure sufficient to create one or more fractures in the subterranean formation.
providing a foamed treatment fluid comprising:
water, a gelling agent, a gas, and a foaming and foam stabilizing surfactant mixture comprising:
an ammonium salt of an alkyl ether sulfate, wherein the ammonium salt of the alkyl ether sulfate comprises an ammonium salt of a C6-10 alkyl ether sulfate having in the range of from about 1.5 moles to about 2 moles of ethylene oxide substitution, and an alkali salt of a C4 alkyl ether sulfate having in the range of from about 1.8 moles to about 2.5 moles of ethylene oxide substitution, a cocamidopropyl amphoteric surfactant selected from the group consisting of a cocamidopropyl hydroxysultaine, a cocamidopropyl betaine, and combinations thereof, and a cocamidopropyl dimethylamine oxide; and introducing the foamed treatment fluid into the subterranean formation at or above a pressure sufficient to create one or more fractures in the subterranean formation.
40. The method of claim 39:
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
wherein the alkali salt of the alkyl ether sulfate is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 60%
to about 75% by weight of the surfactant mixture;
wherein the alkyl amidopropyl amphoteric surfactant is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 15%
to about 25% by weight of the surfactant mixture; and wherein the alkyl amidopropyl dimethylamine oxide is present in the foaming and foam stabilizing surfactant mixture in an amount in the range of from about 1%
to about 10% by weight of the surfactant mixture.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/354,418 US7407916B2 (en) | 2006-02-15 | 2006-02-15 | Foamed treatment fluids and associated methods |
| US11/354,418 | 2006-02-15 | ||
| US11/355,059 | 2006-02-15 | ||
| US11/355,059 US7134497B1 (en) | 2006-02-15 | 2006-02-15 | Foamed treatment fluids and associated methods |
| PCT/GB2007/000443 WO2007093767A2 (en) | 2006-02-15 | 2007-02-07 | Foamed treatment fluids and associated methods |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2642244A1 true CA2642244A1 (en) | 2007-08-23 |
| CA2642244C CA2642244C (en) | 2011-11-01 |
Family
ID=38006716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA2642244A Expired - Fee Related CA2642244C (en) | 2006-02-15 | 2007-02-07 | Foamed treatment fluids and associated methods |
Country Status (3)
| Country | Link |
|---|---|
| AR (1) | AR059504A1 (en) |
| CA (1) | CA2642244C (en) |
| WO (1) | WO2007093767A2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2619965C2 (en) | 2013-04-19 | 2017-05-22 | Мульти-Чем Груп, Ллс | Treatment fluids, containing low emulsionizing surface-active agents, and related methods |
| CN110835522B (en) * | 2018-08-17 | 2022-02-15 | 中国石油化工股份有限公司 | Temperature-resistant and salt-resistant type super-thick oil emulsifying viscosity reducer and preparation method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1379754A1 (en) * | 2001-04-16 | 2004-01-14 | Halliburton Energy Services, Inc. | Methods of treating subterranean zones penetrated by well bores |
| US20030114315A1 (en) * | 2001-12-12 | 2003-06-19 | Clearwater, Inc. | Polymeric gel system and use in hydrocarbon recovery |
| US20040121917A1 (en) * | 2002-12-20 | 2004-06-24 | Pakulski Marek K | Synergistic mixtures containing an amino acid derivative and a method of using the same to foam brines |
| AR043362A1 (en) * | 2003-02-03 | 2005-07-27 | Mi Llc | COLLOIDAL SYSTEMS AND STABILIZED COLOIDAL TYPE |
| US7013975B2 (en) * | 2004-07-26 | 2006-03-21 | Halliburton Energy Services, Inc. | Foamed cement slurries, additives and methods |
-
2007
- 2007-02-07 WO PCT/GB2007/000443 patent/WO2007093767A2/en active Application Filing
- 2007-02-07 CA CA2642244A patent/CA2642244C/en not_active Expired - Fee Related
- 2007-02-14 AR ARP070100631 patent/AR059504A1/en not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| AR059504A1 (en) | 2008-04-09 |
| WO2007093767A2 (en) | 2007-08-23 |
| CA2642244C (en) | 2011-11-01 |
| WO2007093767A3 (en) | 2007-11-01 |
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| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |
Effective date: 20210831 |
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| MKLA | Lapsed |
Effective date: 20200207 |