ABSORPTION AGENT FOR REMOVING ACIDIC GASES FROM A FLUID FLOW

摘要

THE INVENTION RELATES TO AN ABSORPTION AGENT FOR REMOVING ACIDIC GASES FROM A FLUID FLOW, COMPRISING AN AQUEOUS SOLUTION (A) OF AN ALKALI METAL SALT OF AN N, N-DI-C?-C?-ALKYL-AMINO CARBOLIC ACID AND (B) N-HYDROXYETHYLPIPERAZINE. THE ABSORPTION AGENT COMPRISES A LOWER VAPOR PRESSURE AND INCREASED RESISTANCE TO OXYGEN. PREFERABLE FLUID FLOWS ARE COMBUSTION EXHAUST OR BIOGAS. (FIG. 1)