4. Wells
  5. Processes
  6. Placing or shifting well part

William E. Brennan, III

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Downhole formation testing tool

Wells – Processes – Sampling well fluid
Reexamination Certificate

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Flow control valve and method

Fluid handling – Line condition change responsive valves – Bi-directional flow valves
Reexamination Certificate

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Inflatable packer assembly

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Inflatable packer assembly

Wells – Processes – Placing or shifting well part
Reexamination Certificate

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Inflatable packer assembly

Wells – Packers or plugs – Spaced sealing portions
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2353923

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