EP2184405B1
EP2184405B1 EP09174957A EP09174957A EP2184405B1 EP 2184405 B1 EP2184405 B1 EP 2184405B1 EP 09174957 A EP09174957 A EP 09174957A EP 09174957 A EP09174957 A EP 09174957A EP 2184405 B1 EP2184405 B1 EP 2184405B1 Authority EP European Patent Office Prior art keywords belt crane suction dredger hold hatch Prior art date 2008 …