Process for producing lower olefins from hydrocarbon...

Details Process for producing lower olefins from hydrocarbon... Process for producing lower olefins from hydrocarbon...

2008-08-21

2011-12-27

Bullock, In Suk (Department: 1772)

Mineral oils: processes and products

Chemical conversion of hydrocarbons

Plural parallel stages of chemical conversion

C208S078000, C208S106000, C208S125000, C208S128000, C208S130000, C208S132000, C585S648000, C585S650000, C585S652000

Reexamination Certificate

active

08083932

ABSTRACT:
A process for making lower olefins from a wide boiling range hydrocarbon feed by use of a combination of one or more vapor/liquid separation devices, and then pyrolytically cracking the vapor phase in separate sets of pyrolysis radiant tubes, thereby producing a higher level of lower olefin product.

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