Invention Grant
- Patent Title: Apparatus, systems and methods for controlling flow communication with a subterranean formation
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Application No.: US15494617Application Date: 2017-04-24
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Publication No.: US10689950B2Publication Date: 2020-06-23
- Inventor: Tim Johnson , John Ravensbergen
- Applicant: NCS MULTISTAGE INC.
- Applicant Address: CA Calgary
- Assignee: NCS Multistage Inc.
- Current Assignee: NCS Multistage Inc.
- Current Assignee Address: CA Calgary
- Agency: Ridout and Maybee LLP
- Main IPC: E21B31/14
- IPC: E21B31/14 ; E21B34/14 ; E21B47/09 ; E21B34/00 ; E21B43/26
Abstract:
In one aspect, there is provided a flow control apparatus comprising a confirmation profile that is establishable, in response to completion of a wellbore operation that has changed a condition of the flow control apparatus, for releasably retaining an indicator tool that is being displaced within the wellbore via a workstring.
Public/Granted literature
- US20170306722A1 APPARATUS, SYSTEMS AND METHODS FOR CONTROLLING FLOW COMMUNICATION WITH A SUBTERRANEAN FORMATION Public/Granted day:2017-10-26
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