| 摘要 |
Dehydrogenation catalyst comprising: 1 to 25% by weight of an alkali metal compound, calculated as stable alkali metal oxide, 0.5 to 20% by weight of a rare earth metal compound, calculated as the oxide, 0.1 to 10% by weight of a calcium compound, calculated as CaO, 0.5 to 10% by weight of a germanium-, tin- and/or lead compound, calculated as the dioxide, and 35 to 97.9% by weight of an iron compound, calculated as Fe2O3. |
