Patent ID: 9394496
Filing Date: 2016-07-19
CPC Classification: C10G

Claim Text:
1. A process for catalytically cracking hydrocarbons comprising: feeding a hydrocarbon feed stream to an FCC reactor and contacting said hydrocarbon feed stream with catalyst to catalytically crack said hydrocarbon feed stream to provide a cracked stream; disengaging said catalyst from said cracked stream; fractionating said cracked stream into products including a slurry oil stream from a bottom of a main fractionation column; separating said slurry oil stream into a cycle oil process stream and a heavy stream under vacuum pressure in a separator, comprising condensing a separator overhead stream from an overhead of said separator, separating said condensed overhead stream in a receiver; and taking said cycle oil process stream from a bottom of said receiver; and refluxing said cycle oil process stream to said main fractionation column.