Allacquisitionexplorationoil-and-gaspetrol-chemicalrefiningshippingUpstream Exploration and Production exploration 4175Marine Support Services shipping 4160Offshore Engineering & Construction petrol-chemical 3809Pipeline Installation and Repair refining 3709Acquisition, Exploration and Development of Oil and Natural Gas acquisition 3726Subsea Inspection, Maintenance and Repair (I.M.R.) oil-and-gas 3839
