A primary barrier of a cargo tank is disclosed. The primary barrier according to an embodiment of the present invention comprises: a flat part; and longitudinal and transverse long corrugations which are formed in a curved shape protruding from the flat part at uniform intervals to cross each other. One or more short corrugations are formed to protrude laterally from the long corrugations formed between the crossing parts. Therefore, the present invention effectively copes with contraction and expansion caused by thermal stress under extremely low-temperature environment.

    화물창의 1차방벽이 개시된다. 본 발명의 실시 예에 따른 1차방벽은 평탄부와, 평탄부로부터 돌출된 곡면 형상으로 서로 교차되게 일정 간격으로 형성된 종방향 및 횡방향의 장주름부를 포함하되, 교차 부위 사이의 장주름부로부터 측방으로 하나 이상의 단주름부를 돌출 형성한다.


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    Title :

    MEMBRANE OF CARGO


    Additional title:

    화물창의 1차방벽


    Contributors:
    LEE JAE HOON (author) / PARK DONG HEE (author) / HWANG JEONG OH (author) / CHUN SANG EON (author) / JOH KI HUN (author)

    Publication date :

    2016-01-07


    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 / F17C Behälter zum Aufnehmen oder Speichern verdichteter, verflüssigter oder verfestigter Gase , VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES



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