US2008115692A1PendingUtilityA1
Foamed resin compositions and methods of using foamed resin compositions in subterranean applications
Assignee: HALLIBURTON ENERGY SERV INCPriority: Nov 17, 2006Filed: Nov 17, 2006Published: May 22, 2008
Est. expiryNov 17, 2026(~0.3 yrs left)· nominal 20-yr term from priority
C09K 8/518C09K 8/56C09K 8/80E21B 43/025
46
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Claims
Abstract
Methods are provided that include a method comprising: providing a foamed resin composition comprising a resin, a foaming agent, a compressible gas, and an aqueous fluid; and introducing the foamed resin composition into at least a portion of a subterranean formation. Additional methods are provided.
Claims
exact text as granted — not AI-modified1 . A method comprising:
providing a resin composition comprising a resin and an aqueous fluid; foaming the resin composition using a method comprising a foaming agent and a compressible gas to form a foamed resin composition; and introducing the foamed resin composition into an unconsolidated portion of a subterranean formation.
2 . The method of claim 1 wherein the resin comprises at least one resin selected from the group consisting of: bisphenol A diglycidyl ether resin, butoxymethyl butyl glycidyl ether resin, bisphenol A-epichlorohydrin resin, polyepoxide resin, novolak resin, polyester resin, phenol-aldehyde resin, urea-aldehyde resin, furan resin, urethane resin, a glycidyl ether resin, and any combination thereof.
3 . The method of claim 1 wherein the resin is present in the foamed resin composition in an amount in the range of from about 0.1% to about 10% by weight of the foamed resin composition.
4 . The method of claim 1 wherein the foaming agent comprises at least one foaming agent selected from the group consisting of: a mixture of an ammonium salt of an alkyl ether sulfate, a cocoamidopropyl betaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride, and water; a mixture of an ammonium salt of an alkyl ether sulfate surfactant, a cocoamidopropyl hydroxysultaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride, and water; hydrolyzed keratin; a mixture of an ethoxylated alcohol ether sulfate surfactant, an alkyl or alkene amidopropyl betaine surfactant, and an alkyl or alkene dimethylamine oxide surfactant; an aqueous solution of an alpha-olefinic sulfonate surfactant and a betaine surfactant; and any combination thereof.
5 . The method of claim 1 wherein the foaming agent is present in the foamed resin composition in an amount in the range of from about 0.01% to about 6% by weight of the foamed resin composition.
6 . The method of claim 1 wherein the compressible gas comprises at least one compressible gas selected from the group consisting of: air, nitrogen, carbon dioxide, and any combination thereof.
7 . The method of claim 1 wherein the compressible gas is present in an amount sufficient to produce a final foamed resin composition density from about 6 to about 12 pounds per gallon based on weight of water.
8 . The method of claim 1 wherein the foamed resin composition further comprises a viscosifier.
9 . A method comprising:
providing a resin composition comprising a resin and an aqueous fluid; foaming the resin composition using a method comprising a foaming agent and a compressible gas to form a foamed resin composition; introducing the foamed resin composition into at least a portion of a subterranean formation; and allowing the foamed resin composition to at least partially consolidate at least a portion of the subterranean formation.
10 . The method of claim 9 wherein the resin comprises at least one resin selected from the group consisting of: bisphenol A diglycidyl ether resin, butoxymethyl butyl glycidyl ether resin, bisphenol A-epichlorohydrin resin, polyepoxide resin, novolak resin, polyester resin, phenol-aldehyde resin, urea-aldehyde resin, furan resin, urethane resin, a glycidyl ether resin, and any combination thereof.
11 . The method of claim 9 wherein the foaming agent comprises at least one foaming agent selected from the group consisting of: a mixture of an ammonium salt of an alkyl ether sulfate, a cocoamidopropyl betaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride, and water; a mixture of an ammonium salt of an alkyl ether sulfate surfactant, a cocoamidopropyl hydroxysultaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride, and water; hydrolyzed keratin; a mixture of an ethoxylated alcohol ether sulfate surfactant, an alkyl or alkene amidopropyl betaine surfactant, and an alkyl or alkene dimethylamine oxide surfactant;
an aqueous solution of an alpha-olefinic sulfonate surfactant and a betaine surfactant; and any combination thereof.
12 . The method of claim 9 wherein the foaming agent is present in the foamed resin composition in an amount in the range of from about 0.01% to about 6% by weight of the foamed resin composition.
13 . The method of claim 9 wherein the compressible gas comprises at least one compressible gas selected from the group consisting of: air, nitrogen, carbon dioxide, and any combination thereof.
14 . The method of claim 9 wherein the compressible gas is present in an amount sufficient to produce a final resin composition density from about 6 to about 12 pounds per gallon based on weight of water.
15 . A method comprising:
providing a resin composition comprising a resin and an aqueous fluid; foaming the resin composition using a method comprising a foaming agent and a compressible gas to form a foamed resin composition: introducing the foamed resin composition into at least a portion of a subterranean formation; and allowing the foamed resin composition to modify the stress-activated reactivity of at least a portion of a mineral surface in the subterranean formation.
16 . The method of claim 15 wherein the resin comprises at least one resin selected from the group consisting of: bisphenol A diglycidyl ether resin, butoxymethyl butyl glycidyl ether resin, bisphenol A-epichlorohydrin resin, polyepoxide resin, novolak resin, polyester resin, phenol-aldehyde resin, urea-aldehyde resin, furan resin, urethane resin, a glycidyl ether resin, and any combination thereof.
17 . The method of claim 15 wherein the foaming agent comprises at least one foaming agent selected from the group consisting of: a mixture of an ammonium salt of an alkyl ether sulfate, a cocoamidopropyl betaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride, and water; a mixture of an ammonium salt of an alkyl ether sulfate surfactant, a cocoamidopropyl hydroxysultaine surfactant, a cocoamidopropyl dimethylamine oxide surfactant, sodium chloride, and water;
hydrolyzed keratin; a mixture of an ethoxylated alcohol ether sulfate surfactant, an alkyl or alkene amidopropyl betaine surfactant, and an alkyl or alkene dimethylamine oxide surfactant; an aqueous solution of an alpha-olefinic sulfonate surfactant and a betaine surfactant; and any combination thereof.
18 . The method of claim 15 wherein the foaming agent is present in the foamed resin composition in an amount in the range of from about 0.01% to about 6% by weight of the foamed resin composition.
19 . The method of claim 15 wherein the compressible gas comprises at least one compressible gas selected from the group consisting of: air, nitrogen, carbon dioxide, and any combination thereof.
20 . The method of claim 15 wherein the compressible gas is present in an amount sufficient to produce a final resin composition density from about 6 to about 12 pounds per gallon based on weight of water.Join the waitlist — get patent alerts
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