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File:Kraanwerkschip Thialf & diepwaterconstructieschip Balder - Calandkanaal - Port of Rotterdam (25232817582).jpg - Wikimedia Commons
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Heerema's two giant crane vessels switch to green shore power in Rotterdam - gallery - Offshore Energy
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ROTTERDAM, NETHERLANDS - Jan 28, 2021: Heerema Marine Contractors' semi-submersible crane vessel Thialf is waiting for maintenance in the port of Rott Stock Photo - Alamy
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Heerema's offshore vessels successfully plugged in on shore power | Hellenic Shipping News Worldwide
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