Invention Grant
US09410398B2 Downhole system having compressable and expandable member to cover port and method of displacing cement using member
有权
井下系统具有可压缩和可扩展的构件以覆盖端口和使用构件移位水泥的方法
- Patent Title: Downhole system having compressable and expandable member to cover port and method of displacing cement using member
- Patent Title (中): 井下系统具有可压缩和可扩展的构件以覆盖端口和使用构件移位水泥的方法
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Application No.: US14039459Application Date: 2013-09-27
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Publication No.: US09410398B2Publication Date: 2016-08-09
- Inventor: Edward J. O'Malley , James G King , Charles C. Johnson
- Applicant: Edward J. O'Malley , James G King , Charles C. Johnson
- Applicant Address: US TX Houston
- Assignee: BAKER HUGHES INCORPORATED
- Current Assignee: BAKER HUGHES INCORPORATED
- Current Assignee Address: US TX Houston
- Agency: Cantor Colburn LLP
- Main IPC: E21B43/28
- IPC: E21B43/28 ; E21B34/06 ; E21B43/114 ; E21B43/26 ; E21B34/00
Abstract:
A downhole system including a tubular having a wall with at least one port there through. At least one member arranged to cover the at least one port in a compressed condition thereof. Configured to at least partially displace cement pumped on an exterior of the tubular in a radially expanded condition of the at least one member. Also included is a method of non-ballistically opening ports in a tubular of a downhole system.
Public/Granted literature
- US20150090448A1 DOWNHOLE SYSTEM AND METHOD THEREOF Public/Granted day:2015-04-02
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