Disclosed are a vessel or an offshore structure including a variable ballast tank. According to an embodiment of the present invention, the variable ballast tank comprises: a partition storing part providing partitions in a hull to be filled with seawater or fresh water as ballast water; and a watertight unit placed inside the partition storing part to remove a free water surface by covering a surface of the water in the partition storing part, and is moved up and down with changes on the surface of the water inside the partition storing part.


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    Title :

    VARIABLE BALLAST TANK AND VESSEL AND OCEAN CONSTRUCTION INCLUDING VARIABLE BALLAST TANK


    Contributors:

    Publication date :

    2015-08-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B65D Behältnisse zur Lagerung oder zum Transport von Gegenständen oder Materialien [Container], z.B. Säcke, Beutel, Fässer, Flaschen, Dosen, Kästen, Büchsen, Schachteln, Packkörbe, Tonnen, Gläser, Flüssigkeitsbehälter, Trichtersilos, Transportbehälter , CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS



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