Coiled tubing wireline retrievable and selective set gas lift assembly

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 5427133
SERIAL NO

08112038

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A gas lift assembly and gas lift valve positioned in coiled tubing in which the coiled tubing housing and gas lift valve are flexible for allowing the coiled tubing to be spooled. The gas lift valve is wireline retrievable for allowing gas lift valves to be removed for allowing other tools to pass through the coiled tubing. The gas lift valves are selective in that they will seat a selected coiled tubing housing as each valve will match a mating coiled tubing housing.

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Patent Owner(s)

Patent OwnerAddress
CAMCO INTERNATIONAL INC7030 ARDMORE HOUSTON TX 77054

International Classification(s)

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  • 1993 Application Filing Year
  • F04F Class
  • 28 Applications Filed
  • 11 Patents Issued To-Date
  • 39.29 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances19931994199519961997199819990255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Pringle, Ronald E Houston, TX 123 3739

Cited Art Landscape

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Patent Citation Ranking

  • 6 Citation Count
  • F04F Class
  • 3.70 % this patent is cited more than
  • 30 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges1205101 - 1011 - 2021 - 300123456789101112131415161718192021

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