FIELD: chemical industry, refrigeration engineering. SUBSTANCE: ammonia-containing gases are passed through catalyst bed constituted by mixture of iron-chromium and nickel-chromium catalysts taken in volume ratio of 1-9: 1-4. Process is conducted at temperature 200-350 C at spatial speed of 184-1650 hour h-1. EFFECT: effective removal of ammonia from discharged gases. 1 tbl
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Authors
Dates
1997-06-20—Published
1992-05-28—Filed