• BlackStar MWD Systems

    National Oilwell Varco is a world leader in downhole tools, services, and technology, and our state-of-the-art BlackStar™  MWD tools set the standard for downhole data acquisition. The original BlackStar tool combines electromagnetic (EM) technology with a durable and efficient design to provide a cost-effective MWD solution, while the BlackStar II tool, available in either EM-only or dual-telemetry configurations, provides additional measurement capabilities and enhanced flexibility.

     

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