Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Carbon dioxide or hydrogen sulfide component
Patent
1978-12-21
1981-02-24
Thomas, Earl C.
Chemistry of inorganic compounds
Modifying or removing component of normally gaseous mixture
Carbon dioxide or hydrogen sulfide component
423231, 423244, 252191, 252192, B01D 5334
Patent
active
042527783
ABSTRACT:
A method for removing sulfurous gases such as H.sub.2 S and COS from a fuel gas is disclosed wherein limestone particulates containing iron sulfide provide catalytic absorption of the H.sub.2 S and COS by the limestone. The method is effective at temperatures of 400.degree. C. to 700.degree. C. in particular.
REFERENCES:
patent: 1154859 (1915-09-01), Heckman
patent: 2429759 (1947-10-01), Hopton
patent: 2979384 (1961-04-01), Weiner et al.
patent: 4061716 (1977-12-01), McGauley
Shen Ming-Shing
Yang Ralph T.
Belkin Leonard
Denny James E.
Lupo Raphael V.
The United States of America as represented by the United States
Thomas Earl C.
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