4. Wells
  5. Processes
  6. Entraining or incorporating treating material in flowing...

Dale V. Johnson

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Annular gas trap

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

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Chemical injection valve

Fluid handling – Line condition change responsive valves – With separate connected fluid reactor surface
Patent

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Depth measurements

Geometrical instruments – Area integrators – Electrical
Patent

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Heave compensated stabbing and landing tool

Wells – Submerged well – Means removably connected to permanent well structure
Patent

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Injection mandrel

Wells – Processes – Entraining or incorporating treating material in flowing...
Patent

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Profile ID: LFUS-PAI-P-76178

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