[71000000] - Services miniers et pétroliers - Mining and oil and gas services[72141110] - Travaux de construction et rénovation de conduites et pipline pour le transport du pétrole et du gaz - Oil and gas branch line construction and repair service[40180000] - Tubes et raccords - Tubes tubing and tube fittings[40170000] - Tuyauterie et raccords - Pipe piping and fittings[72140000] - Travaux Publics - Heavy construction services
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