H s removal from gas streams

Details H s removal from gas streams H s removal from gas streams

B - Operations, Transporting

01

D

23/345

B01D 53/34 (2006.01) B01D 53/14 (2006.01) C01B 17/05 (2006.01)

Patent

CA 1296866

K 7600 A B S T R A C T REMOVAL OF H2S FROM GAS STREAMS A process for the removal of H2S from sour gaseous streams in which the sour gaseous stream is contacted with a solution containing solubilized iron chelates of a specified organic acid or acids, wherein the contact- ing is carried out in first and second contacting zones, the first contacting zone (3) being a gas-solution mixture formation zone and the second contacting zone (6) comprising a plurality of con- tacting sections (5, 7, 8 and 9) adapted to provide reaction of the H2S in the sour gaseous stream with the iron in the contacting solution without plugging due to deposition of sulphur. (Figure) Tl.K7600II

555371

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