Catalytic cracking process

Details Catalytic cracking process Catalytic cracking process

1997-03-18

1999-03-30

Myers, Helane

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Cracking

208113, 208121, 208216PP, C10G 1102

Patent

active

058883789

ABSTRACT:
A process for catalytic cracking of a hydrocarbon feedstock feeds to produce an enhanced yield of C.sub.3 to C.sub.5 olefins comprises contacting the feedstock with a catalyst composition comprising a large pore molecular sieve having a pore size greater than about 7 Angstrom and an additive component comprising a phosphorus-containing zeolite having a Constraint Index of about 1 to about 12 and a crystal size less than 0.2 micron.

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