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1. (WO2018145215) SYSTEM AND METHOD FOR WIRELESS CONTROL OF WELL BORE EQUIPMENT

Pub. No.:    WO/2018/145215    International Application No.:    PCT/CA2018/050160
Publication Date: Fri Aug 17 01:59:59 CEST 2018 International Filing Date: Wed Feb 14 00:59:59 CET 2018
IPC: E21B 47/22
E21B 34/10
E21B 43/12
E21B 43/26
E21B 47/20
Applicants: NCS MULTISTAGE INC.
Inventors: TAJALLIPOUR, Ramin
LAUN, Lyle
WERRIES, Michael
VAKULIN, Roman
Title: SYSTEM AND METHOD FOR WIRELESS CONTROL OF WELL BORE EQUIPMENT
Abstract:
There is provided an apparatus for controlling flow in a well bore, comprising: a housing defining a fluid passage; a flow control device sealing an outlet of said fluid passage; an actuator for manipulating said flow control device to an open condition to permit fluid flow through said outlet; a controller for selectively activating said actuator; an acoustic receiver in communication with said controller, said acoustic receiver configured to receive acoustic signals comprising programming instructions for said controller.