| 摘要 |
PROBLEM TO BE SOLVED: To provide a storage tank capable of storing even a substance having a high pour point.SOLUTION: A storage tank 100 includes: a tank body 10 for storing a substance 1 whose melting point or pour point in a storage environment is equal to or higher than outside temperature at the storage time, and also, whose density in a solid state is higher than that in a liquid state; a warming means 20 capable of warming the substance in the tank body. The warming means includes: a bottom heater 25 arranged at the bottom part in the tank body; and a warming heating medium supply tube 23 which extends from the top of the tank body, is connected to the bottom heater passing through the substance and supplies a heating medium to the bottom heater. |
