Method and apparatus for transferring material in a wellbore
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E21B-043/04
E21B-043/00
E21B-033/14
출원번호
US-0205093
(2002-07-24)
발명자
/ 주소
Nguyen, Philip D.
Crook, Ronald J.
출원인 / 주소
Halliburton Energy Services, Inc.
대리인 / 주소
Roddy Craig W.
인용정보
피인용 횟수 :
4인용 특허 :
67
초록▼
In a method and apparatus for transferring material in a wellbore in an earth formation, a pipe is inserted into the wellbore. A conduit is inserted alongside the pipe into the wellbore. The conduit is fixed to the pipe and has a first section with a perforated wall located adjacent a non-production
In a method and apparatus for transferring material in a wellbore in an earth formation, a pipe is inserted into the wellbore. A conduit is inserted alongside the pipe into the wellbore. The conduit is fixed to the pipe and has a first section with a perforated wall located adjacent a non-production interval of the formation, and has a second section with an unperforated wall located adjacent a production interval of the formation. The material is injected into the conduit and out the perforated wall of the first section of the conduit.
대표청구항▼
1. Apparatus for transferring material in a wellbore in an earth formation, comprising:a pipe insertable into the wellbore; anda conduit fixed to the pipe, insertable alongside the pipe into the wellbore, and having a first section with a perforated wall for location adjacent a non-production interv
1. Apparatus for transferring material in a wellbore in an earth formation, comprising:a pipe insertable into the wellbore; anda conduit fixed to the pipe, insertable alongside the pipe into the wellbore, and having a first section with a perforated wall for location adjacent a non-production interval of the formation, and having a second section with an unperforated wall for location adjacent a production interval of the formation, such that the material is injectable into the conduit and out the perforated wall of the first section of the conduit. 2. The apparatus of claim 1 wherein the material is injectable into the conduit from the pipe. 3. The apparatus of claim 2 wherein the material is injectable into the conduit from the pipe by connecting an end of the conduit to a first end of the pipe, inserting the material into a second end of the pipe, inserting a plug into the second end of the pipe, and pushing the plug through the pipe to force the inserted material out the first end of the pipe into the conduit. 4. The apparatus of claim 2 wherein the pipe has perforations that are openable after the material is injected into the conduit from the pipe. 5. The apparatus of claim 4 wherein the perforations are openable by inserting a perforating gun into the pipe and firing a charge from the perforating gun. 6. The apparatus of claim 4 wherein the perforations are openable by removing a removable sealant from the perforations. 7. The apparatus of claim 6 wherein the removable sealant is removable from the perforations by applying heat to the pipe. 8. The apparatus of claim 6 wherein the removable sealant is removable from the perforations by applying frequency waves to the pipe. 9. The apparatus of claim 6 wherein the removable sealant is removable from the perforations by injecting a dissolving fluid into the pipe. 10. The apparatus of claim 1 wherein the conduit is fixed to the pipe by being integral with the pipe. 11. The apparatus of claim 1 wherein the conduit is fixed to the pipe by being connected to an outer wall of the pipe. 12. The apparatus of claim 1 further comprising:a device insertable into the wellbore between the first and second sections of the conduit, such that the material is injectable into the conduit and out the perforated wall of the first section of the conduit to substantially fill a first region between the wellbore and the first section of the conduit, while the device substantially isolates the material from reaching a second region between the wellbore and the second section of the conduit. 13. The apparatus of claim 12 wherein the device includes a packer. 14. The apparatus of claim 12 wherein the device includes a centralizer. 15. The apparatus of claim 12 wherein the first section of the conduit is aligned with a first section of the pipe, and the second section of the conduit is aligned with a second section of the pipe. 16. The apparatus of claim 15 wherein the material is a first material, and the second section of the pipe has perforations, such that a second material is injectable into the pipe and out the perforations to substantially fill the second region, while the device substantially isolates the second material from reaching the first region. 17. The apparatus of claim 16 wherein the second material is a permeable material. 18. The apparatus of claim 15, wherein the production interval is a first production interval of the formation, and wherein:the first section of the pipe is interposed between the second section and a third section of the pipe; andthe first section of the conduit is interposed between the second section and a third section of the conduit, the third section of the conduit having an unperforated wall for location adjacent a second production interval of the formation. 19. The apparatus of claim 18 wherein the device is a first device, the material is a first material, and the second and third sections of the pipe have perforations, and comprising:a second device insertable into the wellbore between the first and third sections of the conduit, such that:the first material is injectable into the conduit and out the perforated wall of the first section of the conduit to substantially fill the first region, while the second device substantially isolates the first material from reaching a third region between the wellbore and the third section of the conduit; anda second material is injectable into the pipe and out the perforations to substantially fill the second and third regions, while the first and second devices substantially isolate the second material from reaching the first region. 20. The apparatus of claim 1 wherein the material is cement. 21. The apparatus of claim 1 wherein the material is a conformance agent. 22. Apparatus for transferring material in a wellbore in an earth formation, comprising:a pipe insertable into the wellbore;a conduit fixed to the pipe, insertable alongside the pipe into the wellbore, and having a first section with a perforated wall for location adjacent a non-production interval of the formation, and having a second section with an unperforated wall for location adjacent a production interval of the formation, the first section of the conduit being aligned with a first section of the pipe, and the second section of the conduit being aligned with a second section of the pipe; anda device insertable into the wellbore between the first and second sections of the conduit, such that the cement is injectable into the conduit and out the perforated wall of the first section of the conduit to substantially fill a first region between the wellbore and the first section of the conduit, while the device substantially isolates the cement from reaching a second region between the wellbore and the second section of the conduit. 23. The apparatus of claim 22 wherein the cement is injectable into the conduit from the pipe. 24. The apparatus of claim 23 wherein the material is injectable into the conduit from the pipe by connecting an end of the conduit to a first end of the pipe, inserting the material into a second end of the pipe, inserting a plug into the second end of the pipe, and pushing the plug through the pipe to force the inserted material out the first end of the pipe into the conduit. 25. The apparatus of claim 23 wherein the second section of the pipe has perforations that are openable after the material is injected into the conduit from the pipe. 26. The apparatus of claim 25 wherein the perforations are openable by inserting a perforating gun into the pipe and firing a charge from the perforating gun. 27. The apparatus of claim 25 wherein the perforations are openable by removing a removable sealant from the perforations. 28. The apparatus of claim 22 wherein the conduit is fixed to the pipe by being integral with the pipe. 29. The apparatus of claim 22 wherein the conduit is fixed to the pipe by being connected to an outer wall of the pipe. 30. The apparatus of claim 22 wherein the device includes a packer. 31. The apparatus of claim 22 wherein the device includes a centralizer. 32. The apparatus of claim 22 wherein the second section of the pipe has perforations, such that a permeable material is injectable into the pipe and out the perforations to substantially fill the second region, while the device substantially isolates the permeable material from reaching the first region. 33. The apparatus of claim 22, wherein the production interval is a first production interval of the formation, and wherein:the first section of the pipe is interposed between the second section and a third section of the pipe; andthe first section of the conduit is interposed between the second section and a third section of the conduit, the third section of the conduit having an unperforated wall for location adjacent a second production interval of the formation. 34. The apparatus of claim 33 wherein the device is a first device, and the second and third sections of the pip e have perforations, and comprising:a second device insertable into the wellbore between the first and third sections of the conduit, such that:the cement is injectable into the conduit and out the perforated wall of the first section of the conduit to substantially fill the first region, while the second device substantially isolates the cement from reaching a third region between the wellbore and the third section of the conduit; anda permeable material is injectable into the pipe and out the perforations to substantially fill the second and third regions, while the first and second devices substantially isolate the permeable material from reaching the first region. 35. A method of transferring material in a wellbore in an earth formation, the method comprising:inserting a pipe into the wellbore;inserting a conduit alongside the pipe into the wellbore, the conduit being fixed to the pipe and having a first section with a perforated wall located adjacent a non-production interval of the formation, and having a second section with an unperforated wall located adjacent a production interval of the formation; andinjecting the material into the conduit and out the perforated wall of the first section of the conduit. 36. The method of claim 35 wherein the injecting comprises:from the pipe, injecting the material into the conduit. 37. The method of claim 36 wherein the injecting comprises:connecting an end of the conduit to a first end of the pipe;inserting the material into a second end of the pipe;inserting a plug into the second end of the pipe; andpushing the plug through the pipe to force the inserted material out the first end of the pipe into the conduit. 38. The method of claim 36 and comprising:after the material is injected into the conduit from the pipe, opening perforations in the pipe. 39. The method of claim 38 wherein the opening comprises:opening the perforations by inserting a perforating gun into the pipe and firing a charge from the perforating gun. 40. The method of claim 38 wherein the opening comprises:opening the perforations by removing a removable sealant from the perforations. 41. The method of claim 35 and comprising:inserting a device into the wellbore between the first and second sections of the conduit, such that the injected material substantially fills a first region between the wellbore and the first section of the conduit, while the device substantially isolates the material from reaching a second region between the wellbore and the second section of the conduit. 42. The method of claim 41, and comprising:aligning the first section of the conduit with a first section of the pipe; andaligning the second section of the conduit with a second section of the pipe. 43. The method of claim 42 wherein the material is a first material, and the second section of the pipe has perforations, and comprising:injecting a second material into the pipe and out the perforations to substantially fill the second region, while the device substantially isolates the second material from reaching the first region. 44. The method of claim 43 wherein the second material is a permeable material. 45. The method of claim 42, wherein the production interval is a first production interval of the formation, and comprising:interposing the first section of the pipe between the second section and a third section of the pipe; andinterposing the first section of the conduit between the second section and a third section of the conduit, the third section of the conduit having an unperforated wall located adjacent a second production interval of the formation. 46. The method of claim 45 wherein the device is a first device, and comprising:inserting a second device into the wellbore between the first and third sections of the conduit, such that:the injected first material substantially fills the first region, while the second device substantially isolates the first material from reaching a third region between the wellbore and the third s ection of the conduit. 47. The method of claim 46 wherein the material is a first material, and the second and third sections of the pipe have perforations, and comprising:injecting a second material into the pipe and out the perforations to substantially fill the second and third regions, while the first and second devices substantially isolate the second material from reaching the first region. 48. The method of claim 35 wherein the material is cement. 49. The method of claim 35 wherein the material is a conformance agent. 50. A method for transferring material into an annulus defined between a wellbore and a casing in a ground formation, the method comprising: introducing a first flowable material into the casing, directing the first material from the casing into a conduit, directing the first material from the conduit into a first area of the annulus, and directing a second material from the casing directly into a second area of the annulus, wherein the first area of the annulus is locate adjacent a non-production interval of the formation, and wherein the second area of the annulus is located adjacent a production interval of the formation. 51. The method of claim 50 wherein the first material is a cement, and wherein the second material is a granular packing material. 52. Apparatus for transferring material in a wellbore comprising at least one casing section disposed in the wellbore to define an annulus between the wellbore and the casing section, the casing section having a blocked opening formed therethrough, at least one conduit disposed adjacent the casing section and in flow communication with the casing section, means for introducing a first flowable material into the casing section with the opening blocked to direct the material to the conduit, and means for introducing a second flowable material into the casing section with the opening unblocked to direct the material directly into the annulus, wherein at least one performation is formed through the conduit to direct the first material into the annulus, wherein the wellbore is located in a ground formation, wherein the opening in the casing section is adjacent a production interval of the formation, and wherein the perforation in the conduit is adjacent a non-production interval of the formation. 53. The apparatus of claim 52 wherein the conduit is for directing the first material into the annulus. 54. The apparatus of claim 52 wherein the opening in the casing section and the perforation in the conduit are at different locations in the wellbore. 55. The method of claim 52 wherein the first material is a cement, and wherein the second material is a granular packing material.
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