4. Pipe joints or couplings
  5. Particular interface
  6. Tapered

John D. Watts

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Adjustable choke

Valves and valve actuation – With material guide or restrictor – Movable or resilient guide or restrictor
Patent

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Fluid separator

Liquid purification or separation – Processes – Including controlling process in response to a sensed condition
Patent

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High strength, low torque threaded tubular connection

Pipe joints or couplings – With lubrication
Patent

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Hydraulically driven downhole pump

Pumps – Motor driven – Fluid motor
Patent

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Method and apparatus for gas induced production of liquid from w

Pumps – Processes – Of pumping one fluid by contact or entrainment with another
Patent

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Profile ID: LFUS-PAI-P-75412

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