Screening method and apparatus

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United States of America Patent

PATENT NO 8807343
APP PUB NO 20130062261A1
SERIAL NO

13224889

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Abstract

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An apparatus (25) for use in screening a liquid and solids mixture feed (2) comprises a conduit (18), including a screening portion (22) that is formed and arranged to divide a liquid and solids mixture feed flowing through the conduit. The feed (2) is divided into a first, cleaned stream (C1) comprising liquid and solid particles of below a selected size limit, and a second, concentrated, stream (24) comprising liquid, and particles above the selected size limit. The apparatus (25) may be a stand alone module, part of a system with other solids and liquids separating equipment or an integral part of a solids and liquid separator such as a shale shaker. Methods of using the apparatus (25) are also described.

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Patent Owner(s)

Patent OwnerAddress
NATIONAL OILWELL VARCO UK LIMITEDSTONEHOUSE GLOUCESTERSHIRE GL10 3RQ

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bailey, Marshall G Dubai, AE 14 346

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