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Oil field development and production services, namely, drilling and pumping of oil, oil pipeline laying, equipment installation; oil and gas well intervention services, namely, performing procedures on an oil or gas well that alter the productive state of the well or alter well geometry; servicing of wells, namely, clearing, cleaning, and cementing services for oil and gas wells; underwater and subsea construction and repair services; offshore construction and repair services, namely, vessel-based construction services

Oil field development and production services, namely, oil well fracturing, oil processing

Underwater and subsea exploration services; engineering; analysis for oilfield exploitation; geological research; geological surveys; geological prospecting; oil prospecting; oilfield surveys; oil-well testing; Oil field development and production services, namely, oil field exploration, oil well testing; oil and gas well intervention services, namely, performing well diagnostics