Invention Grant
- Patent Title: Sytems and methods for re-completing multi-zone wells
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Application No.: US14405132Application Date: 2013-06-24
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Publication No.: US09945218B2Publication Date: 2018-04-17
- Inventor: Randy C. Tolman , Renzo M. Angeles Boza , Kris J. Nygaard , Christian Mayer , Abdel Wadood M. El-Rabaa
- Applicant: Randy C. Tolman , Renzo M. Angeles Boza , Kris J. Nygaard , Christian Mayer , Abdel Wadood M. El-Rabaa
- Applicant Address: US TX Spring
- Assignee: ExxonMobil Upstream Research Company
- Current Assignee: ExxonMobil Upstream Research Company
- Current Assignee Address: US TX Spring
- Agency: ExxonMobil Upstream Research Company—Law Department
- International Application: PCT/US2013/047376 WO 20130624
- International Announcement: WO2014/031223 WO 20140227
- Main IPC: E21B43/25
- IPC: E21B43/25 ; E21B47/06 ; E21B33/124 ; E21B43/14 ; E21B43/10 ; E21B43/11

Abstract:
The well includes a wellbore with a casing string that extends within the wellbore, defining a casing conduit including existing perforations. A re-completion liner extends within the casing conduit and defines a liner conduit therein, and an annular space extends between the re-completion liner and the casing string. Systems and methods include perforating the re-completion liner to create liner perforations and perforating the casing string to create re-completion perforations that are generally aligned with respective liner perforations, stimulating the subterranean formation by flowing a completing fluid through the plurality of liner perforations and re-completion perforations, controlling flow of a fluid within the annular space, and/or producing a reservoir fluid from the subterranean formation and through both the existing perforations and the re-completion perforations.
Public/Granted literature
- US20150315890A1 SYSTEMS AND METHODS FOR RE-COMPLETING MULTI-ZONE WELLS Public/Granted day:2015-11-05
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