| 摘要 |
A CATALYST SYSTEM SUITABLE FOR THE ISOMERIZATION OF A XYLENE AND CONVERSION OF ETHYLBENZENE IN A FEED CONTAINING XYLENE AND ETHYLBENZENE COMPRISING A FIRST CATALYST HAVING ACTIVITY FOR THE CONVERSION OF ETHYLBENZENE, A SECOND CATALYST HAVING HYDROGENATION ACTIVITY AND A THIRD CATALYST HAVING ACTIVITY FOR THE ISOMERIZATION OF A XYLENE WHERE THE SECOND CATALYST IS LOCATED IN THE SYSTEM BETWEEN THE FIRST AND THIRD CATALYSTS RELATIVE TO A FLOW OF FEED MATERIAL THROUGH THE CATALYST SYSTEM. |
