4. Pipe joints or couplings
  5. Having plural independent paths
  6. For concentric tubes or pipes

Martin Prado

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Chemical deployment canisters for downhole use

Wells – Processes – Cleaning or unloading well
Reexamination Certificate

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Handling and assembly equipment and method

Wells – Processes – Assembling well part
Reexamination Certificate

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Joining tubular members

Pipe joints or couplings – Having plural independent paths – For concentric tubes or pipes
Reexamination Certificate

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Joining tubular members

Wells – Processes – Assembling well part
Reexamination Certificate

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System and technique for orienting and positioning a lateral...

Wells – Processes – With indicating – testing – measuring or locating
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2286544

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