4. Wells
  5. Valves, closures or changeable restrictors
  6. Fluid operated

Kevin R. Manke

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Apparatus and method for communicating electrical signals in a w

Wells – Processes – Placing or shifting well part
Patent

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Bypass valve

Wells – Processes – Placing or shifting well part
Patent

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Differential actuating system for downhole tools

Wells – Processes – Placing or shifting well part
Patent

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Differential actuating system for downhole tools

Wells – Processes – Placing or shifting well part
Patent

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Downhole formation pump

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Profile ID: LFUS-PAI-P-211691

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