FIELD: petrochemical processes. SUBSTANCE: hydrocarbon feedstock is subjected to catalytic reforming in a process set comprising first reforming zone with bifunctional catalyst, zeolite reforming zone containing catalyst including platinum-group metal and non-acid zeolite, and final reforming zone with bifunctional catalyst. EFFECT: increased yield of aromatics and/or productivity. 8 cl
Authors
Dates
2003-05-20—Published
1999-03-22—Filed