Invention Grant
- Patent Title: Method and apparatus for perforating multiple wellbore intervals
- Patent Title (中): 穿孔多孔井间隔的方法和装置
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Application No.: US12729022Application Date: 2010-03-22
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Publication No.: US08393392B2Publication Date: 2013-03-12
- Inventor: Terry Lee Mytopher , Nathan Coffey
- Applicant: Terry Lee Mytopher , Nathan Coffey
- Applicant Address: CA Calgary
- Assignee: Integrated Production Services Ltd.
- Current Assignee: Integrated Production Services Ltd.
- Current Assignee Address: CA Calgary
- Agency: Bennett Jones LLP
- Main IPC: E21B29/00
- IPC: E21B29/00

Abstract:
A bottom hole assembly for one trip perforating and treating a wellbore, the bottom hole assembly including: a tool body including an outer surface and an upper end; a fluid passage extending into the tool body from the upper end; a valve to provide (i) in one orientation fluid access from the fluid passage to an outlet port opening to the outer surface and (ii) in another orientation fluid access from the fluid passage to a perforating gun actuation fluid supply channel while sealing fluid access from the fluid passage to the outer surface; an annular sealing member encircling the outer surface below the outlet port; and a perforating gun carried below the resettable, annular sealing member and hydraulically actuable to detonate by fluid communication through the perforating gun actuation fluid supply channel.
Public/Granted literature
- US20100236781A1 METHOD AND APPARATUS FOR PERFORATING MULTIPLE WELLBORE INTERVALS Public/Granted day:2010-09-23
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