Responsively activated wellbore stimulation assemblies and methods of using the same
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
E21B-034/06
E21B-043/26
E21B-034/10
E21B-034/14
E21B-034/00
출원번호
US-0156155
(2011-06-08)
등록번호
US-8893811
(2014-11-25)
발명자
/ 주소
Miller, Brock
출원인 / 주소
Halliburton Energy Services, Inc.
대리인 / 주소
Wustenberg, John
인용정보
피인용 횟수 :
0인용 특허 :
207
초록▼
A system for servicing a subterranean formation comprising a wellbore completion string comprising a first master activatable stimulation assembly, a first slave activatable stimulation assembly, wherein the first slave activatable stimulation assembly activates responsive to activation of the first
A system for servicing a subterranean formation comprising a wellbore completion string comprising a first master activatable stimulation assembly, a first slave activatable stimulation assembly, wherein the first slave activatable stimulation assembly activates responsive to activation of the first master stimulation assembly; a second master activatable stimulation assembly, and a second slave activatable stimulation assembly, wherein the second slave activatable stimulation assembly activates responsive to activation of the second master stimulation assembly.
대표청구항▼
1. A system for servicing a subterranean formation comprising: a wellbore completion string comprising: a first master activatable stimulation assembly comprising a first master sleeve, the first master sleeve having a first seat, wherein activation of the first master activatable stimulation assemb
1. A system for servicing a subterranean formation comprising: a wellbore completion string comprising: a first master activatable stimulation assembly comprising a first master sleeve, the first master sleeve having a first seat, wherein activation of the first master activatable stimulation assembly provides a first route of fluid communication via one or more ports of the first master activatable stimulation assembly from an interior flow path of the completion string to an area adjacent the one or more ports of the first master activatable stimulation assembly and exterior to the completion string;a first slave activatable stimulation assembly comprising a first slave sleeve, wherein the first slave activatable stimulation assembly activates responsive to activation of the first master stimulation assembly, wherein activation of the first slave activatable stimulation assembly provides a second route of fluid communication via one or more ports of the first slave stimulation assembly from the interior flow path of the completion string to an area adjacent the one or more ports of the first slave stimulation assembly and exterior to the completion string;a second master activatable stimulation assembly comprising a second master sleeve, the second master sleeve having a second seat; anda second slave activatable stimulation assembly comprising a second slave sleeve, wherein the second slave activatable stimulation assembly activates responsive to activation of the second master stimulation assembly. 2. The system of claim 1, wherein activation of the second master activatable stimulation assembly provides a third route of fluid communication via one or more ports of the second master activatable stimulation assembly from an interior flow path of the completion string to an area adjacent the one or more ports of the second master activatable stimulation assembly and exterior to the completion string, and wherein activation of the second slave activatable stimulation assembly provides a fourth route of fluid communication via one or more ports of the second slave activatable stimulation assembly from the interior flow path of the completion string to an area adjacent the one or more ports of the second slave activatable stimulation assembly and exterior to the completion string. 3. The system of claim 1, wherein the first seat is a seat configured to engage a first obturating member having a first configuration, and wherein the second seat is configured to engage a second obturating member having a second configuration. 4. The system of claim 1, wherein the first master activatable stimulation assembly is configured to hydraulically activate the first slave activatable stimulation assembly. 5. The system of claim 4, wherein the first master activatable stimulation assembly comprises a fluid reservoir having a variable internal volume. 6. The system of claim 5, wherein the internal volume of the fluid reservoir of the first master activatable stimulation assembly is greater when the first master activatable stimulation assembly is not activated than the internal volume of the fluid reservoir of the first master activatable stimulation assembly when the first master activatable stimulation assembly is activated. 7. The system of claim 5, wherein the first master activatable stimulation assembly further comprises: a housing comprising the one or more ports of the first master activatable stimulation assembly;wherein the housing and the first master sleeve at least partially define the fluid reservoir of the first master activatable stimulation assembly. 8. The system of claim 4, wherein the first slave activatable stimulation assembly comprises a fluid reservoir having a variable internal volume. 9. The system of claim 8, wherein the internal volume of the fluid reservoir of the first slave activatable stimulation assembly is greater when the first slave activatable stimulation assembly is activated than the internal volume of the fluid reservoir of the first slave activatable stimulation assembly when the first slave activatable stimulation assembly is not activated. 10. The system of claim 8, wherein the first slave activatable stimulation assembly further comprises: a housing comprising the one or more ports of the first slave stimulation assembly;wherein the housing and the first master sleeve at least partially define the fluid reservoir of the first slave activatable stimulation assembly. 11. The system of claim 4, further comprising a hydraulic conduit extending between the first master activatable stimulation assembly and the first slave activatable stimulation assembly. 12. A method of servicing a subterranean formation comprising: positioning a wellbore completion string within the wellbore, wherein the wellbore completion string comprises: a first master activatable stimulation assembly comprising a first master sleeve, the first master sleeve having a first seat;a first slave activatable stimulation assembly comprising a first slave sleeve, wherein the first master stimulation assembly and the first slave activatable stimulation assembly are positioned substantially adjacent to a first subterranean formation zone;a second master activatable stimulation assembly comprising a second master sleeve, the second master sleeve having a second seat; anda second slave activatable stimulation assembly comprising a second slave sleeve;activating the first master activatable stimulation assembly, wherein activating the first master activatable stimulation assembly comprises: passing a first obturating member through the wellbore completion string to engage the first seat; and applying a force to the first master sleeve via the first obturating member, wherein activation of the first master activatable stimulation assembly provides a first route of fluid communication via one or more ports of the first master activatable stimulation assembly from an interior flow path of the completion string to an area adjacent the one or more ports of the first master activatable stimulation assembly and exterior to the completion string, wherein the first slave activatable stimulation assembly is activated responsive to activating the first master activatable stimulation assembly, wherein activation of the first slave activatable stimulation assembly provides a second route of fluid communication via one or more ports of the first slave stimulation assembly from the interior flow path of the completion string to an area adjacent the one or more ports of the first slave stimulation assembly and exterior to the completion string; andcommunication a stimulation fluid to the first subterranean formation zone via the first route of fluid communication and the second route of fluid communication. 13. The method of claim 12, wherein the second master stimulation assembly and the second slave activatable stimulation assembly are positioned substantially adjacent to a second subterranean formation zone. 14. The method of claim 13, further comprising: activating the second master activatable stimulation assembly, wherein activating the second master activatable stimulation assembly comprises: passing a second obturating member through the wellbore completion string to engage the first seat; and applying a force to the second master sleeve via the second obturating member, wherein activation of the second master activatable stimulation assembly provides a third route of fluid communication via one or more ports of the second master activatable stimulation assembly from an interior flow path of the completion string to an area adjacent the one or more ports of the second master activatable stimulation assembly and exterior to the completion string, wherein the second slave activatable stimulation assembly is activated responsive to activating the second master activatable stimulation assembly, wherein activation of the second slave activatable stimulation assembly provides a fourth route of fluid communication via one or more ports of the second slave stimulation assembly from the interior flow path of the completion string to an area adjacent the one or more ports of the second slave stimulation assembly and exterior to the completion string; andcommunicating the stimulation fluid to the second subterranean formation zone via the third route of fluid communication and the fourth route of fluid communication. 15. The method of claim 14, wherein the first subterranean formation zone is downhole from the second subterranean formation zone. 16. The method of claim 12, wherein passing a first obturating member through the wellbore completion string comprises; introducing the first obturating member into the completion string; andpassing the first obturating member through the second slave activatable stimulation assembly, the second master activatable stimulation assembly passing a second obturating member through the wellbore completion string and the first slave activatable stimulation assembly. 17. The method of claim 14, wherein the second comprises: introducing the second obturating member into the completion string; andpassing the second obturating member through the second slave activatable stimulation assembly. 18. The method of claim 12, wherein the stimulation fluid comprises a fracturing fluid, a perforating fluid, an acidizing fluid, or combinations thereof. 19. The method of claim 12, wherein the stimulation fluid is communicated at a rate and pressure to initiate a fracture within the first subterranean formation zone, extend a fracture within the first subterranean formation zone, or combinations thereof. 20. The method of claim 14, wherein the first master activatable stimulation assembly is configured to hydraulically activate the first slave activatable stimulation assembly, wherein the first master activatable stimulation assembly comprises a fluid reservoir having a variable internal volume, wherein the internal volume of the fluid reservoir of the first master activatable stimulation assembly is greater when the first master activatable stimulation assembly is not activated than the internal volume of the fluid reservoir of the first master activatable stimulation assembly when the first master activatable stimulation assembly is activated, and wherein the first slave activatable stimulation assembly comprises a fluid reservoir having a variable internal volume, wherein the internal volume of the fluid reservoir of the first slave activatable stimulation assembly is greater when the first slave activatable stimulation assembly is activated than the internal volume of the fluid reservoir of the first slave activatable stimulation assembly when the first slave activatable stimulation assembly is not activated.
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