| 摘要 |
PURPOSE: A double-wall oil storage tank is provided, which is capable of absorbing and dispersing highly pressurized force of oil stored in the oil storage tank, thereby enhancing the durability of the oil storage tank. CONSTITUTION: The double-wall oil storage tank comprises: a cylindrical body(10); and a plurality of plates(11a,11b) rigidly welded to one another at connecting portions thereof, the plates of either side having a double-wall structure so as to absorb and disperse internal and external pressures.
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