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Wireless activatable valve assembly

  • US 9,540,912 B2
  • Filed: 02/15/2013
  • Issued: 01/10/2017
  • Est. Priority Date: 02/08/2013
  • Status: Active Grant
First Claim
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1. A well screen assembly for use downhole comprising:

  • a first fluid pathway configured to provide fluid communication between an exterior of a wellbore tubular and an interior of the wellbore tubular;

    a flow restrictor disposed in the fluid pathway;

    a first actuation system comprising a first receiving antenna, wherein the first receiving antenna is configured to generate an electric current in response to receiving a first electromagnetic signal having a first frequency; and

    a first sliding member disposed in series with the flow restrictor in the fluid pathway, wherein the sliding member is transitional from a first position to a second position in response to the electric current;

    wherein the sliding member prevents fluid communication along the fluid pathway when the sliding member is in the first position, and wherein the sliding member allows fluid communication along the fluid pathway when the sliding member is in the second position.

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