Process for the extensive removal of acid gases from gaseous...

Details Process for the extensive removal of acid gases from gaseous... Process for the extensive removal of acid gases from gaseous...

B - Operations, Transporting

01

D

B01D 53/14 (2006.01)

Patent

CA 2059968

CASE 3376 PROCESS FOR THE EXTENSIVE REMOVAL OF ACID GASES FROM GASEOUS MIXTURES. ABSTRACT A process is described for the extensive removal of acid gases such as H2S and/or CO2 from gaseous mixtures which contain them, comprising essentially absorption by a solvent and the regeneration of the spent solvent, in which the solvent consists of an aqueous mixture of dimethylethanolamine (DMEA) with a dimethylethanolamine concentration of between 30 and 70% by weight, and a promoter, produced by reacting formaldehyde with one or more polyalkylenepolyamines, in a quantity not exceeding 30% by weight of the total.

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