B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
23/356
B01D 53/14 (2006.01)
Patent
CA 1212522
ABSTRACT OF THE DISCLOSURE A method is disclosed for recovering carbon dioxide from gases containing the same as well as oxygen and/or sulfur compounds, by employing aqueous 5 to 80 percent alkanolamine solutions. Corrosion of the metals of construction and solvent degradation are minimized by the use of copper ion maintained in solution and continuous removal of ionic iron and solvent degradation products by treating the solvent or a portion of the solvent with a carbon bed, mechanical filter and/or a anion exchange resin.
453094
Pauley Charles R.
Pearce Roscoe L.
Wolcott Richard A.
Smart & Biggar
The Dow Chemical Company
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