Process for the removal of h.sub.2s and co.sub.2 from...

Details Process for the removal of h.sub.2s and co.sub.2 from... Process for the removal of h.sub.2s and co.sub.2 from...

B - Operations, Transporting

01

D

23/345

B01D 53/34 (2006.01) B01D 53/52 (2006.01) C01B 17/04 (2006.01) C01B 17/05 (2006.01) C10K 1/10 (2006.01)

Patent

CA 1186490

A B S T R A C T PROCESS FOR THE REMOVAL OF H2S AND CO2 FROM GASEOUS STREAMS Process for the removal of H2S and CO2 from a gas by contacting with a solution of the Fe(III) chelate of nitrilo- triacetic acid in an absorbent comprising diethylene glycol monoethyl ether. The H2S is converted to sulphur and the CO2 is absorbed to produce a purified gas stream, and the Fe(III) chelate is converted to the Fe(II) chelate. The process may include sulphur removal and regeneration of the absorbent and the Fe(III) chelate.

401798

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