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Process for the production of nitric acid with tertiary abatement of N2O and NOx
Process for the production of nitric acid with tertiary abatement of N2O and NOx
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机译:三氧化二氮和氮氧化物三次减排制硝酸的方法
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摘要
A nitric acid production process, comprising tertiary abatement of N2O and NOx on a tail gas withdrawn from an absorption stage, said abatement including passing the tail gas over a sequence of a deN2O stage comprising a Fe-z catalyst and a deNOx stage comprising a V2O5-TiO2 catalyst in the presence of gaseous ammonia, wherein the tail gas at the inlet of deN2O stage and the tail gas at the inlet of deNOx stage have a temperature greater than 400 °C.
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