EXHAUST GAS TREATMENT APPARATUS AND EXHAUST GAS TREATMENT METHOD

摘要

PROBLEM TO BE SOLVED: To provide an exhaust gas treatment apparatus for efficiently removing acidic or alkaline inorganic gas impurities contained in an exhaust gas in relatively high concentration up to a level fitted to an environmental standard, and an exhaust gas treatment method using it.

SOLUTION: In the exhaust gas treatment apparatus for removing impurities contained in an exhaust gas, a wet scrubber 2 for absorbing impurities contained in the exhaust gas by a solution to remove them is provided to the front stage of an exhaust gas treatment system 1 and a dry gas scrubber 3 for removing impurities remaining in the exhaust gas by an ion exchange filter 17(22) is provided to the rear stage of the wet scrubber 2.

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