Wellbore tubular patch system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6142230
SERIAL NO

09183943

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A wellbore tubular patch for patching a hole in a wellbore has been invented, the tubular patch in certain aspects having an expandable top member having a hollow tubular body and a top end and a bottom end, an expandable bottom member having a hollow tubular body and a top end and a bottom end, an expandable outer sleeve in which is secured a portion of the bottom end of the expandable top member, and a portion of the top end of the expandable bottom member inserted into and held within expandable outer sleeve. A method for making a tubular patch for patching a hole in a tubular in an earth wellbore has been invented, the method in certain aspects including securing a portion of a bottom end of an expandable top member in an expandable outer sleeve, the expandable top member having a hollow tubular body and a top end, and securing a portion of a top end of an expandable bottom member within the expandable outer sleeve, the expandable bottom emmber having a hollow tubular body.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
WEATHERFORD TECHNOLOGY HOLDINGS LLC2000 ST JAMES PLACE HOUSTON TX 77056

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bailey, Thomas R Houston, TX 68 1067
Haugen, David M League City, TX 124 5569
Smalley, Michael T Cypress, TX 5 545
Tilton, Frederick T Spring, TX 42 2458
Wright, Ralph D Aberdeen, GB 4 398

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