Zone isolation assembly for isolating and testing fluid samples from a subsurface well

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7665534
APP PUB NO 20070158062A1
SERIAL NO

11651900

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A zone isolation assembly (22) for a subsurface well (12) having a surface region (32), a first zone (26) and a second zone (28) includes a docking receiver (48) and a docking apparatus (50). The docking apparatus (50) is selectively moved relative to the docking receiver (48) between a disengaged position and an engaged position. In the disengaged position, the first zone (26) is in fluid communication with the second zone (28). In the engaged position, the first zone (26) is not in fluid communication with the second zone (28) during movement of a fluid between the first zone (26) and the surface region (32). The docking apparatus (50) can be maintained in the engaged position substantially by a force of gravity. The zone isolation assembly (22) can include a pump assembly (54) that pumps the fluid while the docking apparatus (50) is in the engaged position. The zone isolation assembly (22) can include a fluid collector (52) that collects the fluid when the docking apparatus (50) is in the engaged position.

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Patent Owner(s)

Patent OwnerAddress
BESST INC50 TIBURON STREET BAY 8 SAN RAFAEL CA 94901

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Heller, Noah R Corte Madera, US 18 200
Moritzburke, Peter F Corte Madera, US 8 44

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