Patent ID: 11919774
Assignee: MITSUBISHI ELECTRIC CORPORATION
Field: Chemical engineering (Chemistry)
Classification: CPC C  B  Y | IPC B  C

Claim 7:
8. A CO2 recovery method, comprising:
a step of cooling a flue gas by a cooling section disposed in an outer shell;
a step of feeding the flue gas cooled by the cooling section to an absorbing section disposed in the outer shell and above the cooling section;
a step of causing CO2 in the flue gas to be absorbed in an absorption solvent by the absorbing section;
a step of storing the absorption solvent which has absorbed CO2 in the flue gas by the absorbing section in a chimney tray disposed at a lowest portion of the absorbing section; and
a step of introducing the absorption solvent stored in the chimney tray to an absorption solvent tank disposed below the absorbing section via a tank introduction line.