Method for cooling and separating chlorides and fluorides from a

Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Halogenous component

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423238, 423241, 422169, 422173, 422189, 422198, B01D 5334

Patent

active

043748112

ABSTRACT:
A method and device of cooling and separating chlorides and fluorides from ammoniacal gas produced in the carbonization gasification of coal includes the addition of an aqueous salt solution having a concentration of at least one of chlorine and fluorine ions up to saturation to the ammoniacal gas in a color to form a salt solution enriched with chlorides, fluorides and ammonia compounds and a treated gas, and removing at least part of the enriched solution from the cooler.

REFERENCES:
patent: 2878099 (1959-03-01), Breuing et al.
patent: 3186795 (1965-06-01), Fields
patent: 3565573 (1971-02-01), Thirkell
patent: 4088735 (1978-05-01), Bratzler et al.
patent: 4208381 (1980-06-01), Isahaya et al.
patent: 4213945 (1980-07-01), Haese et al.

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