| 摘要 |
A PROCESS FOR THE LONG-TERM OPERATION OF A HETEROGENEOUSLY CATALYZED GAS PHASE PARTIAL OXIDATION OF ACROLEIN TO ACRYLIC ACID, IN WHICH TEMPERATURE OF THE FIXED CATALYST BED IS INCREASED OVER TIME AND PARTIAL OXIDATION IS INTERRUPTED AND AN OXYGEN-CONTAINING GAS IS CONDUCTED THROUGH THE FIXED CATALYST BED BEFORE THE TEMPERATURE INCREASE IS 8ºC.
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