4. Wells
  5. Automatic
  6. Float controlled valve

Alain Viard

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Closure device having a hinged closure member

Movable or removable closures – Mounted for multidirectional or oblique movement – Swings on plural axes; e.g. – pivotal link arms
Patent

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Load carrying connection and hydraulic fluid transmission device

Power plants – Pressure fluid source and motor – Pulsator
Patent

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Method and installation for pumping an oil-well effluent

Wells – Automatic – Float controlled valve
Patent

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Profile ID: LFUS-PAI-P-502311

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