Abstract
Formation of nitrogen oxides in the oxidation of pyridine over different oxide catalysts (26% CuO/γ-Al2O3, 30% CuCr2 O4/γ-Al2O3 and 5% CuCr2O4/γ-Al2O3) has been studied in the temperature range of 260–520°C. At total pyridine conversion (350–520°C) the conversion of the bound nitrogen to oxides\(X_{NO_X } \) falls sharply with increasing initial concentration of pyridine in an excess of oxygen. The\(X_{NO_X } \) value falls drastically also at a constant pyridine concentration as the mixture approaches the stoichiometric composition.
Abstract
Исследованы закономерности образовання окисяов азота при окисении пиридина на катализаторах 26% Cu/γ-Sl2O3, 30% CuCr2O4/γ-Al2O3 и 5% CuCr2O4/γ-Al2O3 в интервале температур 260–520 °C. Показано, что в области полной конверсии пиридина (350–520°C) степень превращения связанного аэота в окислы —\(X_{NO_X } \) резко снижается с увеличением исходной кондентрации пиридина при и⦕бытке кислорода,\(X_{NO_X } \) также резко снижается при постоянной концентрацина при прнблкжении состава смеси к стехиометрическому.
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References
Z. R. Ismagilov, M. A. Kerzhentsev, V. I. Besedin, T. L. Susharina: React. Kinet. Catal. Lett.,23, 43 (1983).
Promyshlennye Katalizatory Gildroochistki (Prospekt) Novosibirsk, 1981.
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Ismagilov, Z.R., Kerzhentsev, M.A., Besidin, V.I. et al. Formation of nitrogen oxides in the oxidation of pyridine on some oxide catalysts. React Kinet Catal Lett 23, 49–54 (1983). https://doi.org/10.1007/BF02065662
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DOI: https://doi.org/10.1007/BF02065662