Schlumberger Technology Corporation

Ivan Caliu Candiani

Oguzhan Guven

Brad Swenson

David Clayton

Eduardo Scussiato

Cassius Alexander Elston

Cash Elston

David Gomez Ramirez

Icaro Accordi

Bernardo Assis Criscolo De Melo Machado

Bernardo Machado

Ali Bin Alsheikh

A continuous choke for a flow control valve is provided. The continuous choke can be included in a fully electric, full bore flow control valve. The continuous choke comprises a housing comprising at least one opening, a sleeve comprising at least one opening aligned with the at least one opening of the housing, a piston slidable relative to the sleeve to progressively cover or uncover the at least one opening of the sleeve to progressively decrease or increase, respectively, flow through the continuous choke, wherein the piston is configured to slide distally relative to the sleeve to move toward a closed position, the piston comprising a plurality of channels configured to direct fluid flow.

Continuous choke for downhole valve

The disclosure herein generally relates to flow control valves having mechanisms to prevent, inhibit, reduce the likelihood or extent of, and/or protect against erosion of components of the flow control valve, for example, due to the effects of leakage flow.

Flow control valve with erosion protection

Growing community of inventors

Taubate, Brazil

Ivan Caliu Candiani