| 摘要 |
Method for cooling polluted, carbon monoxide-containing gas, which contains as impurities at least metal vapours and hydrogen sulphide and is at a temperature of above 1 000 .degree.C, to a temperature below 1 000 .degree.C by supplying water in liquid and/or gaseous form to said gas under conditions such that at le ast some of the carbon monoxide present in the gas is able to react with the water supplied, with the formation of carbon dioxide and hydrogen.
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