Chemistry of inorganic compounds – Modifying or removing component of normally gaseous mixture – Carbon dioxide or hydrogen sulfide component
Patent
1985-10-31
1988-10-04
Doll, John
Chemistry of inorganic compounds
Modifying or removing component of normally gaseous mixture
Carbon dioxide or hydrogen sulfide component
423228, 423229, C01B 1716, C01B 3120
Patent
active
047755199
ABSTRACT:
Improvement are provided in accordance with the present invention by a continuous process for the treating of a gas stream containing acid gas components wherein the gas stream is counter currently contacted in an absorption zone with an aqueous solution of a mixture of N-methyldiethanolamine with imidazole or a methyl substituted imidazole to thereby provide for acid gas (e.g., CO.sub.2) absorption.
REFERENCES:
patent: 4336233 (1982-06-01), Appl et al.
Doll John
Freeman Lori S.
Park Jack H.
Priem Kenneth R.
Ries Carl G.
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