최소 단어 이상 선택하여야 합니다.
최대 10 단어까지만 선택 가능합니다.
다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
NTIS 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
DataON 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Edison 바로가기다음과 같은 기능을 한번의 로그인으로 사용 할 수 있습니다.
Kafe 바로가기국가/구분 | United States(US) Patent 등록 |
---|---|
국제특허분류(IPC7판) |
|
출원번호 | US-0863706 (2004-06-08) |
발명자 / 주소 |
|
출원인 / 주소 |
|
인용정보 | 피인용 횟수 : 76 인용 특허 : 358 |
The present invention relates to methods for controlling the migration of unconsolidated particulates in a portion of a subterranean formation, and more particularly, to the using a pressure pulse to enhance the effectiveness of placement of a consolidation fluid in a portion of a subterranean forma
The present invention relates to methods for controlling the migration of unconsolidated particulates in a portion of a subterranean formation, and more particularly, to the using a pressure pulse to enhance the effectiveness of placement of a consolidation fluid in a portion of a subterranean formation. Some methods of the present invention provide methods of treating a subterranean formation comprising injecting a consolidation fluid into the subterranean formation while periodically applying a pressure pulse having a given amplitude and frequency to the consolidation fluid.
What is claimed is: 1. A method of treating a subterranean formation penetrated by a well bore comprising: injecting a consolidation fluid thereby effecting a more uniform penetration of the consolidation fluid into the subterranean formation into the subterranean formation while periodically apply
What is claimed is: 1. A method of treating a subterranean formation penetrated by a well bore comprising: injecting a consolidation fluid thereby effecting a more uniform penetration of the consolidation fluid into the subterranean formation into the subterranean formation while periodically applying a pressure pulse having a given amplitude and frequency to the consolidation fluid. 2. The method of claim 1 wherein the step of applying the pressure pulse is performed at about, or above, the earth's surface. 3. The method of claim 1 wherein the step of injecting the consolidation fluid into the subterranean formation maintains a positive pressure in the subterranean formation. 4. The method of claim 1 wherein the amplitude of the pressure pulse is in the range of from about 10 psi to about 3,000 psi. 5. The method of claim 4 wherein the amplitude of the pressure pulse is below the fracture pressure of the formation. 6. The method of claim 1 further comprising the step of generating a pressure pulse having an amplitude different from the amplitude of a previous pressure pulse. 7. The method of claim 1 wherein the amplitude of the pressure pulse is less than that sufficient to fracture the subterranean formation. 8. The method of claim 1 wherein the frequency is in the range of about 0.001 Hz to about 1 Hz. 9. The method of claim 1 wherein the consolidation fluid comprises a tackifying agent and a solvent. 10. The method of claim 9 wherein the tackifying agent is selected from the group consisting of polyamides, condensation reaction products of a polyacid and a polyamine, polyesters, polycarbonates, polycarbamates, natural resins, and combinations thereof. 11. The method of claim 9 wherein the solvent is selected from the group consisting of butylglycidyl ether, dipropylene glycol methyl ether, butyl bottom alcohol, dipropylene glycol dimethyl ether, diethyleneglycol methyl ether, ethyleneglycol butyl ether, methanol, butyl alcohol, isopropyl alcohol, diethyleneglycol butyl ether, propylene carbonate, d-limonene, 2-butoxy ethanol, butyl acetate, furfuryl acetate, butyl lactate, dimethyl sulfoxide, dimethyl formamide, fatty acid methyl esters, and combinations thereof. 12. The method of claim 9 wherein the consolidation fluid further comprises a multifunctional material. 13. The method of claim 12 wherein the multifunctional material is selected from the group consisting of aldehydes, dialdehydes, hemiacetals, aldehyde releasing compounds, diacid halides, dihalides, polyacid anhydrides, epoxides, furfuraldehydes, glutaraldehydes, aldehyde condensates, and combinations thereof. 14. The method of claim 1 wherein the consolidation fluid comprises a resin and a solvent. 15. The method of claim 14 wherein the resin is selected from the group consisting of two component epoxy based resins, novolak resins, polyepoxide resins, phenol-aldehyde resins, urea-aldehyde resins, urethane resins, phenolic resins, furan resins, furanlfurfuryl alcohol resins, phenolic/latex resins, phenol formaldehyde resins, polyester resins, hybrids of polyester resins, copolymers of polyester resins, polyurethane resins, hybrids of polyurethane resins, copolymers of polyurethane resins, acrylate resins, and combinations thereof. 16. The method of claim 14 wherein the solvent is selected from the group consisting of butylglycidyl ether, dipropylene glycol methyl ether, butyl bottom alcohol, dipropylene glycol dimethyl ether, diethyleneglycol methyl ether, ethyleneglycol butyl ether, methanol, butyl alcohol, isopropyl alcohol, diethyleneglycol butyl ether, propylene carbonate, d-limonene, 2-butoxy ethanol, butyl acetate, furfuryl acetate, butyl lactate, dimethyl sulfoxide, dimethyl formamide, fatty acid methyl esters, and combinations thereof. 17. A method of controlling the migration of unconsolidated particulates in a portion of a subterranean formation penetrated by a well bore comprising: injecting a consolidation fluid into the well bore and into the subterranean formation while periodically applying a pressure pulse having a given amplitude and frequency to the consolidation fluid thereby effecting a more uniform penetration of the consolidation fluid into the subterranean formation; and, allowing the consolidation fluid to control the migration of unconsolidated particulates. 18. The method of claim 17 wherein the step of applying the pressure pulse is performed at about, or above, the earth's surface. 19. The method of claim 17 wherein the step of injecting the consolidation fluid into the subterranean formation maintains a positive pressure in the subterranean formation. 20. The method of claim 17 wherein the amplitude of the pressure pulse is in the range of from about 10 psi to about 3,000 psi. 21. The method of claim 20 wherein the amplitude of the pressure pulse is below the fracture pressure of the formation. 22. The method of claim 17 further comprising the step of generating a pressure pulse having an amplitude different from the amplitude of a previous pressure pulse. 23. The method of claim 17 wherein the amplitude of the pressure pulse is less than that sufficient to fracture the subterranean formation. 24. The method of claim 17 wherein the frequency is in the range of about 0.001 Hz to about 1 Hz. 25. The method of claim 17 wherein the consolidation fluid comprises a tackifying agent and a solvent. 26. The method of claim 25 wherein the tackifying agent is selected from the group consisting of polyamides, condensation reaction products of polyacids and polyamines, polyesters, polycarbonates, polycarbamates, natural resins, and combinations thereof. 27. The method of claim 25 wherein the solvent is selected from the group consisting of butylglycidyl ether, dipropylene glycol methyl ether, butyl bottom alcohol, dipropylene glycol dimethyl ether, diethyleneglycol methyl ether, ethyleneglycol butyl ether, methanol, butyl alcohol, isopropyl alcohol, diethyleneglycol butyl ether, propylene carbonate, d-limonene, 2-butoxy ethanol, butyl acetate, furfuryl acetate, butyl lactate, dimethyl sulfoxide, dimethyl formamide, fatty acid methyl esters, and combinations thereof. 28. The method of claim 25 wherein the consolidation fluid further comprises a multifunctional material. 29. The method of claim 28 wherein the multifunctional material is selected from the group consisting of aldehydes, dialdehydes, hemiacetals, aldehyde releasing compounds, diacid halides, dihalids, polyacid anhydrides, epoxides, furfuraldehydes, glutaraldehyde, aldehyde condensates, and combinations thereof. 30. The method of claim 17 wherein the consolidation fluid comprises a resin and a solvent. 31. The method of claim 30 wherein the resin is selected from the group consisting of two component epoxy based resins, novolak resins, polyepoxide resins, phenol-aldehyde resins, urea-aldehyde resins, urethane resins, phenolic resins, furan resins, furan/furfuryl alcohol resins, phenolic/latex resins, phenol formaldehyde resins, polyester resins, hybrids of polyester resins, copolymers of polyester resins, polyurethane resins, hybrids of polyurethane resins, copolymers of polyurethane resins, acrylate resins, and combinations thereof. 32. The method of claim 30 wherein the solvent is selected from the group consisting of butylglycidyl ether, dipropylene glycol methyl ether, butyl bottom alcohol, dipropylene glycol dimethyl ether, diethyleneglycol methyl ether, ethyleneglycol butyl ether, methanol, butyl alcohol, isopropyl alcohol, diethyleneglycol butyl ether, propylene carbonate, d-limonene, 2-butoxy ethanol, butyl acetate, furfuryl acetate, butyl lactate, dimethyl sulfoxide, dimethyl formamide, fatty acid methyl esters, and combinations thereof. 33. A method of using a pressure pulse to enhance the effectiveness of placement of a consolidation fluid in a portion of a subterranean formation penetrated by a well bore, comprising injecting a consolidation fluid into the well bore and into the subterranean formation while periodically applying a pressure pulse having a given amplitude and frequency to the consolidation fluid so as to more uniformly place the consolidation fluid in the portion of the subterranean formation. 34. The method of claim 33 wherein the step of applying the pressure pulse is performed at about, or above, the earth's surface. 35. The method of claim 33 wherein the step of injecting the consolidation fluid into the subterranean formation maintains a positive pressure in the subterranean formation. 36. The method of claim 33 wherein the amplitude of the pressure pulse is in the range of from about 10 psi to about 3,000 psi. 37. The method of claim 36 wherein the amplitude of the pressure pulse is below the fracture pressure of the formation. 38. The method of claim 33 further comprising the step of generating a pressure pulse having an amplitude different from the amplitude of a previous pressure pulse. 39. The method of claim 33 wherein the amplitude of the pressure pulse is less than that sufficient to fracture the subterranean formation. 40. The method of claim 33 wherein the frequency is in the range of about 0.001 Hzto about 1 Hz. 41. The method of claim 33 wherein the consolidation fluid comprises a tackifying agent and a solvent. 42. The method of claim 41 wherein the tackifying agent is selected from the group consisting of polyamides, condensation reaction products of polyacids and polyamines, polyesters, polycarbonates, polycarbamates, natural resins, and combinations thereof. 43. The method of claim 41 wherein the solvent is selected from the group consisting of butylglycidyl ether, dipropylene glycol methyl ether, butyl bottom alcohol, dipropylene glycol dimethyl ether, diethyleneglycol methyl ether, ethyleneglycol butyl ether, methanol, butyl alcohol, isopropyl alcohol, diethyleneglycol butyl ether, propylene carbonate, d-limonene, 2-butoxy ethanol, butyl acetate, furfuryl acetate, butyl lactate, dimethyl sulfoxide, dimethyl formamide, fatty acid methyl esters, and combinations thereof. 44. The method of claim 41 wherein the consolidation fluid further comprises a multifunctional material. 45. The method of claim 44 wherein the multifunctional material is selected from the group consisting of aldehydes, dialdehydes, hemiacetals, aldehyde releasing compounds, diacid halides, dihalides, polyacid anhydrides, epoxides, furfuraldehydes, glutaraldehydes, aldehyde condensates, and combinations thereof. 46. The method of claim 33 wherein the consolidation fluid comprises a resin and a solvent. 47. The method of claim 46 wherein the resin is selected from the group consisting of two component epoxy based resins, novolak resins, polyepoxide resins, phenol-aldehyde resins, urea-aldehyde resins, urethane resins, phenolic resins, furan resins, furan/furfuryl alcohol resins, phenolic/latex resins, phenol formaldehyde resins, polyester resins, hybrids of polyester resins, copolymers of polyester resins, polyurethane resins, hybrids of polyurethane resins, copolymers of polyurethane resins, acrylate resins, and combinations thereof. 48. The method of claim 46 wherein the solvent is selected from the group consisting of butylglycidyl ether, dipropylene glycol methyl ether, butyl bottom alcohol, dipropylene glycol dimethyl ether, diethyleneglycol methyl ether, ethyleneglycol butyl ether, methanol, butyl alcohol, isopropyl alcohol, diethyleneglycol butyl ether, propylene carbonate, d-limonene, 2-butoxy ethanol, butyl acetate, furfuryl acetate, butyl lactate, dimethyl sulfoxide, dimethyl formamide, fatty acid methyl esters, and combinations thereof.
Copyright KISTI. All Rights Reserved.
※ AI-Helper는 부적절한 답변을 할 수 있습니다.