| 摘要 |
A HIGH TEMPERATURE SHIFT PROCESS USING AN IRON OXIDE-CONTAINING CATALYST WHEREIN THE FEED GAS IS CONTACTED WITH AN IRON-FREE, COPPER-CONTAINING, CATALYST AT AN INLET TEMPERATURE IN THE RANGE 280-370°C BEFORE CONTACT WITH THE IRON OXIDE-CONTAINING CATALYST IN ORDER TO EFFECT SOME SHIFT REACTION AND THUS AVOID CONDITIONS CONDUCIVE TO OVER-REDUCTION OF THE IRON OXIDE CONTAINING CATALYST. |
