Casing hanger lockdown sleeve

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9366105
APP PUB NO 20130213671A1
SERIAL NO

13635083

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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The lockdown mechanism (10) and running tool (50) are provided for securing the casing hanger (12, 13) within the wellhead (14) and sealing the annulus between the casing and the wellhead. The lockdown ring (20) fixes the lockdown sleeve (40) to a wellhead in response to a lockdown piston (22). A first seal (24) energized by the running tool seals between the lockdown sleeve and the wellhead. Ball seat (30) is axially movable within the running tool, and a second seal also energized by the running tool (32) seals between the lockdown sleeve and the casing hanger.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
INNOVEX INTERNATIONAL INC6401 N ELDRIDGE PARKWAY HOUSTON TX 77041

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Reimert, Larry E Houston, US 50 1362
Wade, Morris B Tomball, US 35 260

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