4. B - Operations, Transporting
  5. 22
  6. F

Eric F. Drake

B - Operations – Transporting – 22 – F

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Inventor

Country: United States Of America

Aluminide coated bearing elements for roller cutter drill bits

E - Fixed Constructions – 21 – B
Patent

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Composite structure having a non-planar interface and method...

B - Operations – Transporting – 32 – B
Patent

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Methods of manufacturing gradient composite metallic...

B - Operations – Transporting – 22 – F
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Rock bit hardmetal overlay and process of manufacture

E - Fixed Constructions – 21 – B
Patent

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Aluminide coated bearing elements for roller cutter drill bits

E - Fixed Constructions – 21 – B
Patent

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Profile ID: LFCA-PAI-P-615806

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