Wellbore desanding system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9816359
SERIAL NO

14420326

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The invention relates to system and method for desanding an oil well that includes a fluidizing device (TORE), connected to a downhole pump that connects to a production tubing such that a supply duct is connected to the discharge of the pump and a discharge duct is connected to the suction of the pump. Embodiments include a pressure balance transition device between the TORE and the pump and/or a flow splitting device in the production tubing after the discharge of the pump. Other embodiments relate to a system and method for desanding an oil well in which a fluidizing unit is connected to a pump such that the supply duct is connected to an opening in the pump body or pump rotor and a discharge duct is connected to the suction of the pump. If connected to the rotor, the supply duct is integral to the pump rotor.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL OILWELL VARCO L P7909 PARKWOOD CIRCLE DRIVE HOUSTON TX 77036

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ahmed, Tariq Houston, US 4 20
Thomas, Gareth David Hollingworth, GB 3 18
Wolf, Mark E Katy, US 7 26

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