Seal and sacrificial components for a drill string

Assignee

• Evolution Engineering

Inventors

• Patrick R. Derkacz (50 patents)
• Justin C. Logan (92 patents)
• Aaron W. Logan (141 patents)
• Angelica J. B. Francoeur (6 patents)
• Jason B. Wackett (3 patents)
• Danick R. J. Normandeau (3 patents)
• Riley J. Berry (2 patents)

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