4. Wells
  5. With electrical means

Jean-Claude Ferry

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Apparatus and method for cleaning out an underground well

Wells – Processes – Cleaning or unloading well
Patent

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Electrical connection device for an underwater well head

Wells – With electrical means
Patent

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Method for verifying the correct operation of a safety valve of

Measuring and testing – Instrument proving or calibrating – Volume of flow – speed of flow – volume rate of flow – or mass...
Patent

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Production tube with integrated hydraulic line

Wells – Conduit wall or specific conduit end structure – Downhole coupling or connector
Patent

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Profile ID: LFUS-PAI-P-791465

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