The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 16, 2026

Filed:

Sep. 15, 2023
Applicant:

Schlumberger Technology Corporation, Sugar Land, TX (US);

Inventors:

Helvecio Carlos Klinke Da Silveira, Taubate, BR;

Cassius Alexander Elston, Shreveport, LA (US);

Felipe Bauli Graziano, Taubate, BR;

Vinicius Romano, Taubate, BR;

Carlos Alexandre Vieira, Taubate, BR;

Lucas Antonio Perrucci, Taubate, BR;

Eduardo Scussiato, Taubate, BR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E21B 34/06 (2006.01);
U.S. Cl.
CPC ...
E21B 34/066 (2013.01); E21B 2200/05 (2020.05);
Abstract

A downhole valve assembly includes a safety valve and an actuator that opens and/or closes the valve. The actuator can be an electro-hydraulic actuator (EHA), an electro mechanical actuator (EMA), or an electro hydraulic pump (EHP). The downhole safety valve can also include an electric magnet. The electric magnet can act as or control a magnetic decoupling mechanism to control closure of the safety valve.


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