4. Abrading
  5. Machine
  6. Sandblast

Tuong T. Le

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Downhole mud motor transmission

Boring or penetrating the earth – With below-ground tool drive prime mover – Fluid rotary type
Reexamination Certificate

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Lubricant circulation system for downhole bearing assembly

Bearings – Rotary bearing – Water lubricated propellor shaft or well shaft
Patent

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Lubricant level detection system for sealed mud motor bearing as

Measuring and testing – Liquid level or depth gauge – Float
Patent

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Portable tester for downhole motors

Measuring and testing – Borehole or drilling – Downhole test
Patent

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Rotary fluid converter

Boring or penetrating the earth – With below-ground tool drive prime mover – Below-ground storage of motivating energy
Patent

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Profile ID: LFUS-PAI-P-848556

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