suction sand dredger vessel 1.in stock 2.SGS supervises 3.testing center for ex-factory tests 4.work site video available 1. suction sand dredger vessel description, factory services.The dredger weproduce is self-propelled or non self-propelled,portablecutter suction dredger. The hull uses dismantle and box-like structure, whichequipped with horizontal shiftingdevices, cutter ladder lifting ...
