[81000000] - Services d'ingénierie et de recherche et services technologiques - Engineering and Research and Technology Based Services[72154022] - Installation et maintenance des équipements hydrauliques - Hydraulic equipment installation and maintenance service[40180000] - Tubes et raccords - Tubes tubing and tube fittings[40170000] - Tuyauterie et raccords - Pipe piping and fittings[27000000] - Outils et machines générales - Tools and General Machinery[81101500] - Génie civil - Civil engineering[72160000] - Travaux hydrauliques - Hydraulic construction services