Patent ID: 11905790
Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 12:
13. A downhole valve assembly comprising:
a flapper;
an internal tubing sleeve including a flange, wherein the internal tubing sleeve is moveable from a closed position to an open position to open the flapper;
an actuator extendible to move the internal tubing sleeve from the closed position to the open position;
one of a first magnet or a magnetic component disposed in or on the flange;
an electric magnet configured to be activated after the internal tubing sleeve is moved to the open position to interact with the at least one of the first magnet or the magnetic component to hold the internal tubing sleeve in the open position, wherein the flange is disposed between the actuator and the electric magnet when the internal tubing sleeve is in the closed position.