FIELD: storage tanks.
SUBSTANCE: invention relates to a tank (1) for storing a cryogenic fluid (2), in particular for storing liquefied natural gas. The tank contains an outer tank (5), an inner tank (9), which is located in the outer tank (5), insulation (15) of the bottom, which is located between the bottom (7) of the outer tank (5) and the bottom (11) of the inner tank (9 ), with a liquid-impermeable first film (24), wherein the film is located between the bottom (7) of the outer tank and the bottom (11) of the inner tank, and with a gas-tight second film (25), which is located between the first film (24) and the bottom (7) of the outer tank. The bottom (7) of the outer tank and the wall (6) of the outer tank are made of concrete, while the inner tank (9) is made of metal material.
EFFECT: simple installation of the tank.
14 cl, 2 dwg
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