4. Rotary kinetic fluid motors or pumps
  5. With lubricating, sealing, packing or bearing means having...
  6. For shaft sealing, packing, lubricating or bearing means

Walter L. Spruiell

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Centrifugal pump for abrasive liquids

Rotary kinetic fluid motors or pumps – With lubricating – sealing – packing or bearing means having... – For shaft sealing – packing – lubricating or bearing means
Patent

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Centrifugal separator system

Liquid purification or separation – Flow – fluid pressure or material level – responsive – Discharge of treated material
Patent

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Drilling mud cleaning machine

Liquid purification or separation – Structural installation – Closed circulating system
Patent

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Profile ID: LFUS-PAI-P-679098

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