Saudi Arabian Oil Company

Ali A Hijles

Thibault Villette

Abderrazak Traidia

Anwar Parvez

Abdullah Alshahrani

Various embodiments of magneto-hydrodynamic connection pumps are discussed. In some cases, the pumps include: a body forming an inner channel, a first connection part on a first side of the tube, a second connection part on a second side of the tube; an anode electrode on an inside wall of the body, a cathode electrode located on the inside wall of the body at a location opposite the anode electrode, and one or more permanent magnets attached to or embedded into an outside wall of the body.

Magneto-hydrodynamic (MHD) connection pump and a downhole tubing connection system using the same

A stage cementing tool includes a housing configured to couple to a casing and having a central bore therethrough, a first plurality of ports arranged on a radial surface of the housing and configured to fluidly connect the central bore and an annulus of a wellbore, a second plurality of ports arranged on the radial surface of the housing uphole of the first plurality of ports and configured to fluidly connect the central bore and the annulus of the wellbore, an expandable element coupled to the housing between the first plurality of ports and the second plurality of ports, and a sleeve. The sleeve is moveable from a first position on the housing to a second position on the housing to fluidly disconnect the central bore and the annulus through the first plurality of ports and fluidly connect the central bore and the annulus through the second plurality of ports.

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Algatif, Saudi Arabia

Ali A Hijles