Apparatus, systems, and methods for downhole fluid filtration

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United States of America Patent

PATENT NO 9885228
SERIAL NO

14566420

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Abstract

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A fluid production system for downhole fluid purification includes a filtering assembly to be positioned within a wellbore. The filtering assembly has a fluid filter and a first pump closely-coupled to the filter. In addition, the system includes an extension shaft extending from the first pump to a source of rotational power positioned adjacent the surface of the earth.

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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
Mebane,, III Robert Eugene Austin, US 7 103
Wolf, Mark E Katy, US 7 26

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