A double-shell tank includes: an inner shell including an inner shell main part and an inner shell dome; an inner shell manhole; an outer shell including an outer shell main part and an outer shell dome, the outer shell main part surrounding the inner shell main part with a first vacuum space formed between the outer shell main part and the inner shell main part, the outer shell dome surrounding the inner shell dome with a second vacuum space formed between the outer shell dome and the inner shell dome; an outer shell manhole; a bellows incorporated in the outer shell dome, such that the bellows divides the outer shell dome into a lower fixed portion and an upper movable portion; an inner ring fixed to the inner shell dome in the second vacuum space; an outer ring fixed to the movable portion of the outer shell dome in the second vacuum space, the outer ring being positioned below the inner ring; and a cylindrical partition wall that couples the inner ring and the outer ring, and partitions off the second vacuum space into an upper vacuum space and a lower vacuum space. A middle portion of the partition wall is less thick than both end portions of the partition wall.


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    Title :

    DOUBLE-SHELL TANK AND LIQUEFIED GAS CARRIER SHIP


    Additional title:

    DOPPELWANDIGER TANK UND FLÜSSIGGASTRÄGERSCHIFF
    RÉSERVOIR À DOUBLE ENVELOPPE ET NAVIRE TRANSPORTEUR DE GAZ LIQUÉFIÉ


    Contributors:

    Publication date :

    2024-07-31


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES / 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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