Downhole release joint with radially expandable member

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United States of America Patent

PATENT NO 8499840
APP PUB NO 20120152565A1
SERIAL NO

12974446

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A downhole releasable tubular connection includes a joint between two tubing strings, wherein one of the two tubing strings is radially expanded and plastically deformed by an expansion device. When the expansion device is moved adjacent to the joint, a threaded connection mechanism in the joint reacts to the radially outward forces of the expansion device and releasably expands, thereby decoupling the tubing strings.

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Patent Owner(s)

Patent OwnerAddress
ENVENTURE GLOBAL TECHNOLOGY LLC15995 NORTH BARKERS LANDING SUITE 350 HOUSTON TX 77079

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bennett, Frederick C Houston, US 4 23
Butterfield,, Jr Charles A Houston, US 4 75
Chowdhary, Harsh V Houston, US 4 63
Whiddon, Richard M Katy, US 5 59

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