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 |
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국제특허분류(IPC7판) |
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출원번호 | US-0193582 (2005-07-29) |
등록번호 | US-7503397 (2009-03-17) |
발명자 / 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
|
인용정보 | 피인용 횟수 : 11 인용 특허 : 505 |
In one embodiment, a top drive system for drilling with casing is provided with an access tool to retrieve a downhole tool. The top drive system for drilling with casing comprises a top drive; a top drive adapter for gripping the casing, the top drive adapter operatively coupled to the top drive; an
In one embodiment, a top drive system for drilling with casing is provided with an access tool to retrieve a downhole tool. The top drive system for drilling with casing comprises a top drive; a top drive adapter for gripping the casing, the top drive adapter operatively coupled to the top drive; and an access tool coupled to the top drive and adapted for accessing a fluid passage of the top drive system. In another embodiment, a method for retrieving a downhole tool through a tubular coupled to a top drive adapter of a top drive system is provided. The method comprises coupling an access tool to the top drive system, the access tool adapted to provide access to a fluid path in the top drive system and inserting a conveying member into the fluid path through the access tool.
We claim: 1. A top drive system for handling a casing, comprising: a top drive; a top drive adapter having radially movable gripping elements for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool disposed between the top drive adapter and the top
We claim: 1. A top drive system for handling a casing, comprising: a top drive; a top drive adapter having radially movable gripping elements for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool disposed between the top drive adapter and the top drive and adapted for a conveying member to access a fluid passage of the top drive system, wherein the conveying member is at least partially inserted into the fluid passage. 2. The system of claim 1, wherein the conveying member comprises a wireline. 3. The system of claim 1, wherein the access tool comprises a sealing member adapted to prevent leakage of fluid from the access tool. 4. The system of claim 1, wherein the access tool comprises a sealing member for maintaining a pressure in the access tool. 5. The system of claim 1, further comprising a sheave assembly to facilitate movement of a conveying member. 6. The system of claim 1, wherein the access tool is disposed on an upper portion of the top drive. 7. The system of claim 1, wherein the access tool comprises a central bore and a side entry bore in fluid communication with the central bore. 8. The system of claim 1, wherein the access tool comprises a manifold that separates a fluid flow in the access tool into at least two flow paths. 9. The system of claim 1, wherein the top drive adapter comprises a torque head or a spear. 10. The top drive system of claim 1, wherein the access tool includes two entry bores in fluid communication with the fluid passage. 11. The top drive system of claim 10, wherein a first bore intersects a second bore. 12. The top drive system of claim 1, wherein the access tool includes a first bore in axial alignment with the fluid passage and a second bore intersecting the fluid passage. 13. A method for retrieving a downhole tool through a tubular using a top drive adapter of a top drive system, comprising: coupling an access tool to the top drive system, wherein the access tool is adapted to provide access to a fluid path in the top drive system and the top drive adapter includes radially movable gripping elements; moving the top drive system including the access tool and the top drive adapter into engagement with the tubular; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the downhole tool; and retrieving the downhole tool. 14. The method of claim 13, further comprising reciprocating the tubular. 15. The method of claim 14, wherein reciprocating the tubular comprises axially moving the tubular. 16. The method of claim 13, further comprising circulating fluid to the tubular. 17. The method of claim 13, wherein the tubular comprises a casing. 18. The method of claim 13, wherein engagement with the tubular comprises gripping the tubular using the top drive adapter. 19. A top drive system for drilling with casing, comprising: a top drive; a top drive adapter for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool operatively connected to the top drive and adapted for accessing a fluid passage of the top drive system and includes a manifold that separates a fluid flow in the access tool into at least two flow paths. 20. The top drive system of claim 19, wherein the access tool includes an opening in axial alignment with the top drive adapter. 21. The top drive system of claim 20, further comprising a sheave wheel. 22. A method for retrieving a downhole tool through a tubular using a top drive system, comprising: providing the top drive system with a gripping tool coupled to an access tool, wherein the access tool is adapted to provide access to a fluid path in the top drive system and wherein the gripping tool includes radially movable gripping elements; moving the gripping tool and the access tool toward the tubular; engaging the tubular using the access tool; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the downhole tool; and retrieving the downhole tool. 23. The method of claim 22, wherein the access tool is connected to a lower portion of the gripping tool. 24. A method for retrieving a downhole tool through a tubular using a top drive system having a gripping tool, comprising: gripping an access tool using the gripping tool, the access tool adapted to provide access to a fluid path in the top drive system; moving the gripping tool and the access tool toward the tubular; engaging the tubular using the access tool; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the down hole tool; and retrieving the downhole tool. 25. The method claim 24, further comprising gripping and releasing the tubular prior to gripping the access tool. 26. The method of claim 25, wherein the gripping tool includes radially movable gripping elements. 27. The method of claim 26, wherein the access tool is connected to an upper portion of the gripping tool. 28. A method for retrieving a downhole tool through a tubular using a top drive system, comprising: providing the top drive system with a gripping tool coupled to an access tool, wherein the access tool is adapted to provide access to a fluid path in the top drive system and wherein the gripping tool includes radially movable gripping elements; moving the gripping tool and the access tool toward the tubular; gripping the tubular using the gripping tool; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the downhole tool; and retrieving the downhole tool. 29. The method of claim 28, wherein the access tool is connected to an upper portion of the gripping tool. 30. A top drive system for handling a casing, comprising: a top drive: a top drive adapter having radially movable gripping elements for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool disposed between the top drive adapter and the top drive and adapted for accessing a fluid passage of the top drive system wherein the access tool includes a first bore in fluid communication with the fluid passage of the top drive system and a second bore intersecting the first bore. 31. The top drive system of claim 30, wherein a conveying member is inserted into the fluid passage through the second bore. 32. The top drive system of claim 31, wherein the conveying member comprises a wireline. 33. The top drive system of claim 30, wherein the access tool comprises a sealing member adapted to prevent leakage of fluid from the access tool. 34. The top drive system of claim 30, wherein the access tool comprises a sealing member for maintaining a pressure in the access tool. 35. The top drive system of claim 30, further comprising a sheave assembly to facilitate movement of a conveying member. 36. The top drive system of claim 30, wherein the access tool includes a tubular retaining device for engaging the casing. 37. The top drive system of claim 30, wherein the second bore is formed through an axial wall of the access tool. 38. A method of conveying a downhole tool in a tubular, comprising: providing a gripping tool coupled to an access tool, wherein the access tool is adapted to provide access to a fluid path in the tubular and wherein the gripping tool includes radially movable gripping elements; moving the gripping tool and the access tool toward the tubular; engaging the tubular using the access tool; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the downhole tool; and conveying the downhole tool. 39. The method of claim 38, wherein the access tool includes an axial bore and a side entry port in fluid communication with the axial bore. 40. The method of claim 38, wherein the access tool is connected to a lower portion of the gripping tool. 41. The method of claim 38, further comprising coupling the access tool or the gripping tool to a top drive motor. 42. The method of claim 38, wherein the access tool includes a tubular retaining device for engaging the tubular. 43. The method of claim 42, wherein the tubular retaining device is one of spear, torque head, or casing collar clamp. 44. A top drive system for handling a casing, comprising: a top drive; a top drive adapter having radially movable gripping elements for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool disposed between the top drive adapter and the top drive and adapted for accessing a fluid passage of the top drive system, wherein the access tool comprises a central bore and a side entry bore in fluid communication with the central bore. 45. A top drive system for handling a casing, comprising: a top drive; a top drive adapter having radially movable gripping elements for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool disposed between the top drive adapter and the top drive and adapted for accessing a fluid passage of the top drive system, wherein the access tool comprises a manifold that separates a fluid flow in the access tool into at least two flow paths. 46. A top drive system for handling a casing, comprising: a top drive; a top drive adapter having radially movable gripping elements for gripping the casing, the top drive adapter operatively connected to the top drive; and an access tool disposed between the top drive adapter and the top drive and adapted for accessing a fluid passage of the top drive system, wherein the access tool comprises a launching tool adapted to release a ball or a plug. 47. A method for conveying a downhole tool through a tubular using a top drive adapter of a top drive system, comprising: coupling an access tool to the top drive system, wherein the access tool is adapted to provide access to a fluid path in the tubular and the top drive adapter includes radially movable gripping elements; moving the top drive system including the access tool and the top drive adapter into engagement with the tubular; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the downhole tool; and conveying the downhole tool. 48. The method of claim 47, wherein the access tool includes an axial bore and a side entry port in fluid communication with the axial bore. 49. The method of claim 47, wherein coupling the access tool comprises gripping the access tool using the top drive adapter. 50. The method of claim 47, further comprising reciprocating the tubular. 51. The method of claim 47, wherein conveying the downhole tool comprises retrieving the downhole tool. 52. The method of claim 47, wherein conveying the downhole tool comprises running wireline operations. 53. A method for conveying a downhole tool through a tubular using a top drive system having a gripping tool, comprising: gripping an access tool using the gripping tool, the access tool adapted to provide access to a fluid path in fluid communication with the top drive system; moving the gripping tool and the access tool toward the tubular; engaging the tubular using the access tool; inserting a conveying member into the fluid path through the access tool; coupling the conveying member to the downhole tool; and conveying the downhole tool. 54. The method of claim 53, wherein the access tool includes an axial bore and a side entry port in fluid communication with the axial bore.
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