4. Wells
  5. Processes
  6. Graveling or filter forming

Edward C. Spatz

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Claw tooth rotary bit

Boring or penetrating the earth – Bit or bit element – Rolling cutter bit or rolling cutter bit element
Patent

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Gravel packing apparatus and method

Wells – Processes – Graveling or filter forming
Patent

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Method and apparatus for completing a non-vertical portion of a

Wells – Processes – Graveling or filter forming
Patent

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Method for completing a non-vertical portion of a subterranean w

Wells – Processes – Graveling or filter forming
Patent

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Profile ID: LFUS-PAI-P-239391

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