4. Electrical generator or motor structure
  5. Dynamoelectric
  6. Rotary

John L. Bearden

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Centrifugal pump stage with abrasion resistant impeller hub

Rotary kinetic fluid motors or pumps – Working fluid passage or distributing means associated with... – Scroll or helical type casing with specific exit nozzle
Patent

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Downhold motor cooling and protection system

Electrical generator or motor structure – Dynamoelectric – Rotary
Patent

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Downhole gas compressor

Wells – Processes – Producing the well
Reexamination Certificate

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Downhole gas compressor

Wells – Processes – Producing the well
Patent

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Downhole gas compressor

Wells – Processes – Producing the well
Patent

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Profile ID: LFUS-PAI-P-1392096

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