| 摘要 |
The invention relates to a metal-containing catalyst for oxidising ammonia, having the formula a Fe2O3-M Al2O4-b Bi2O3-c Ce2O3 , where Fe2O3-Bi2O3 are the base components of the composition, and M Al2O4 is a spinel and serves as the support and M represents Mn, Mg, Ca, Ba or Sr, and where a, b and c represent the % by weight based on the weight of the spinel, lying in the range from 10 to 40, 3.5 to 6 and 0.5 to 2.
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