Allacquisitionexplorationoil-and-gaspetrol-chemicalrefiningshippingUpstream Exploration and Production exploration 5191Marine Support Services shipping 5157Offshore Engineering & Construction petrol-chemical 4757Pipeline Installation and Repair refining 4756Acquisition, Exploration and Development of Oil and Natural Gas acquisition 4895Subsea Inspection, Maintenance and Repair (I.M.R.) oil-and-gas 4928