4. Wells
  5. With electrical means
  6. Electrical motor

Stephen M. Sakamoto

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High temperature mechanical seal

Wells – With eduction pump or plunger
Reexamination Certificate

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Pump-motor assembly having a motor mount

Pumps – Motor driven – Adjustable motor and pump rotor unit or relatively...
Reexamination Certificate

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Rotor bearing for increased lubricant flow

Bearings – Rotary bearing – Water lubricated propellor shaft or well shaft
Reexamination Certificate

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Rotor bearing with propeller for increased lubricant flow

Bearings – Rotary bearing – Fluid bearing
Reexamination Certificate

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Suction chamber for a horizontal pumping system

Pumps – Processes
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2400021

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