METHOD FOR REMOVING HYDROGEN CHLORIDE FROM EXHAUST GAS CONTAINING SAME

摘要

A METHOD FOR REMOVING HYDROGEN CHLORIDE FROM EXHAUST GAS CONTAINING SAME Disclosed is a method for removing hydrogen chloride from an exhaust gas containing same without discharging any waste water out of the system, which method includes bringing the exhaust gas into contact with a slurry containing calcium carbonate or calcium hydroxide to absorb the hydrogen chloride in the form of calcium chloride into the slurry and then recovering the thus obtained calcium chloride as a calcium chloride hydrate solid.