4. E - Fixed Constructions
  5. 21
  6. B

Didier David

E - Fixed Constructions – 21 – B

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Inventor

Country: France

Tubular drill string component and corresponding drill string

E - Fixed Constructions – 21 – B
Patent

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Wired drill pipe with improved configuration

E - Fixed Constructions – 21 – B
Patent

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Profile ID: LFCA-PAI-P-2150708

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