High pressure blowout preventer system

Assignee

• Hydril Usa Distribution

Inventors

• John Steven Holmes (62 patents)
• Douglas Milliman (10 patents)
• Luis E. Huerta (6 patents)
• Eric Dale Larson (25 patents)
• Gregory Ronald Gillette (30 patents)
• Robert Arnold Judge (31 patents)
• Viral Shah (17 patents)

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