A catalyst comprising two or more de-alumina treated Y zeolites and a conventional hydrogen conversion method of a petroleum grade using such a catalyst

摘要

The present invention relates to a catalyst support comprising at least one matrix, at least one Y zeolite having a lattice parameter range of 24.15 to 24.38 (1 nm = 10 ) and at least one Y zeolite having a lattice parameter range of from 24.38 to 24.51 .;The present invention also relates to a catalyst comprising the support, at least one hydrogen-dehydrogenating element, and a process for the hydrogen conversion of petroleum classifieds using the catalyst.