construction, installation, removal and repair of on shore and offshore pipelines and offshore platforms, drilling rigs and workover rigs

'construct':1 'drill':15 'instal':2 'offshor':10,13 'pipelin':11 'platform':14 'remov':3 'repair':5 'rig':16,19 'shore':8 'workov':18

general welding, underwater welding, hyperbaric welding, and wet welding services

'general':1 'hyperbar':5 'servic':10 'underwat':3 'weld':2,4,6,9 'wet':8

diving and underwater salvage services; offshore support services, namely, boat chartering and marine transport

'boat':10 'charter':11 'dive':1 'marin':13 'name':9 'offshor':6 'salvag':4 'servic':5,8 'support':7 'transport':14 'underwat':3

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Owners