Method for the treatment of exhaust gases

Details Method for the treatment of exhaust gases Method for the treatment of exhaust gases

1984-09-11

1985-09-03

Thomas, Earl C.

Chemistry of inorganic compounds

Modifying or removing component of normally gaseous mixture

Halogenous component

423242, B01D 5334

Patent

active

045391904

ABSTRACT:
A method for the wet treatment of combustion exhaust gases comprising SO.sub.2 and HCl, the method comprising detecting an amount of HCl in the exhaust gas and feeding, to an exhaust gas treating tower, a sodium salt in an amount corresponding to at least the detected amount of HCl so that all the HCl is able to be converted into NaCl in the exhaust gas treating tower, along with CaCO.sub.3 or Ca(OH).sub.2 used as an SO.sub.2 absorbent.

REFERENCES:
patent: 3876750 (1975-04-01), Hauser
patent: 4108959 (1978-08-01), Tatani et al.

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