Invention Grant
US07665526B2 System and method for downhole operation using pressure activated and sleeve valve assembly
有权
使用压力启动和套筒阀组件进行井下操作的系统和方法
- Patent Title: System and method for downhole operation using pressure activated and sleeve valve assembly
- Patent Title (中): 使用压力启动和套筒阀组件进行井下操作的系统和方法
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Application No.: US11614927Application Date: 2006-12-21
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Publication No.: US07665526B2Publication Date: 2010-02-23
- Inventor: Dewayne Turner , Marvin Bryce Traweek , Richard J. Ross
- Applicant: Dewayne Turner , Marvin Bryce Traweek , Richard J. Ross
- Applicant Address: US TX Houston
- Assignee: BJ Services Company, U.S.A.
- Current Assignee: BJ Services Company, U.S.A.
- Current Assignee Address: US TX Houston
- Agency: Zarian Midgley & Johnson PLLC
- Main IPC: E21B34/14
- IPC: E21B34/14 ; E21B43/08
Abstract:
An isolation system for producing oil and gas from one or more formation zones and methods of use are provided comprising one or more pressure activated and tool shiftable valve assemblies. The tool shiftable valve may be actuated before or after actuation of the pressure activated valve.
Public/Granted literature
- US20070119598A1 SYSTEM AND METHOD FOR DOWNHOLE OPERATION USING PRESSURE ACTIVATED AND SLEEVE VALVE ASSEMBLY Public/Granted day:2007-05-31
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