B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
23/344
B01D 53/34 (2006.01) B01D 53/14 (2006.01)
Patent
CA 2036062
Process for removing solids, haloic acid(s), COS and H2S from a feed gas comprising the steps of (a) contacting the feed gas (1) with water (8) to obtain mixture of feed gas and water; (b) contacting the mixture of feed gas and water with an aqueous solution (11) of K2CO3; (c) supplying the mixture obtained in step (b) to a gas/liquid separator (14) and removing from it a bottom stream (20) and a gaseous overhead stream; (d) contacting (21) the gaseous overhead stream with an aqueous solution of K2CO3 to convert COS and to remove an H2S and water containing gaseous overhead stream; (e) removing water or water and H2S from the H2S and water containing gaseous overhead stream from step (d); and (f) using water removed in step (e) in contacting the feed gas in step (a).
Shell Canada Limited
Smart & Biggar
LandOfFree
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