Invention Grant
- Patent Title: Wellbore intervention tool
- Patent Title (中): 井眼干预工具
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Application No.: US12159741Application Date: 2006-11-28
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Publication No.: US08079415B2Publication Date: 2011-12-20
- Inventor: John Cook
- Applicant: John Cook
- Applicant Address: US TX Sugar Land
- Assignee: Schlumberger Technology Corporation
- Current Assignee: Schlumberger Technology Corporation
- Current Assignee Address: US TX Sugar Land
- Priority: GB0526636.6 20051230
- International Application: PCT/GB2006/004429 WO 20061128
- International Announcement: WO2007/077411 WO 20070712
- Main IPC: E21B47/00
- IPC: E21B47/00 ; E21B37/00
Abstract:
The present invention provides a conveyance tool and a tool string having one or more sensors or cameras for detecting the performance of pre-existing perforations in a cased wellbore, and one or more perforation intervention tools mounted on the tool string and capable of performing remedial actions directed at most one perforation and its nearest neighbors or at a single perforation.
Public/Granted literature
- US20090218097A1 WELLBORE INTERVENTION TOOL Public/Granted day:2009-09-03
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