Well screen assembly and system with controllable variable flow area and method of using same for oil well fluid production

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6978840
APP PUB NO 20040149435A1
SERIAL NO

10358958

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A well screen assembly (70) with a controllable variable flow area. The well screen assembly (70) comprises an outer tubular section (80), the outer tubular section (80) containing a first plurality of openings (90) disposed in a pattern (100) throughout a length 'L' of the outer tubular section (80); an inner tubular section (110) that is disposed within the outer tubular section (80), the inner tubular section (110) containing a second plurality of openings (120) disposed in the same pattern (100) throughout a length L of the inner tubular section (110), and when the first plurality of openings (90) and second plurality of openings (120) align, the openings form a plurality of passageways (130) through the outer tubular section (80) and inner tubular section (110). The well screen assembly (70) may therefore, vary the flow of production fluid through it and upwards through the interior of a production tubing (40).

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First Claim

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Patent Owner(s)

  • HALLIBURTON ENERGY SERVICES, INC.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Henderson, William D Tioga, TX 26 1237

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