| 摘要 |
The invention provides a process for the removal of hydrogen sulphide from contaminated gas which comprises treating the gas with a cation exchange resin doped with ions of a metal selected from magnesium, calcium, vanadium, chromium, manganese, iron, cobalt, nickel, copper, zinc, cadmium and lead, and regenerating the resin by treatment thereof with an oxidizing microorganism.
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