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US 10,851,316 B2Granted
Conversion of crude oil to aromatic and olefinic petrochemicals
AssigneeSaudi Arabian Oil Company
InventorsRaed Abudawoud, Thamer Mohammad
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Abstract
A system includes a hydroprocessing zone configured to remove impurities from crude oil; a first separation unit configured to separate a liquid output from the hydroprocessing zone into a light fraction and a light fraction; an aromatic extraction subsystem configured to extract aromatic petrochemicals from the light fraction; and a fluid catalytic cracking unit configured to crack the heavy fraction into multiple products.
Claims21
A system comprising:
- a crude separation unit configured to separate an input stream of crude oil into outputs consisting of a light fraction and a heavy fraction;
- a hydroprocessing zone configured to remove impurities from the heavy fraction;
- a first separation unit configured to separate a hydroprocessed effluent from the hydroprocessing zone into separator tops and separator bottoms;
- an aromatic extraction subsystem configured to extract aromatic petrochemicals from the separator tops before feeding the light fraction to a reformer;
- and
- a fluid catalytic cracking unit configured to crack the separator bottoms into multiple products.
3 more elements
Dependencies are inferred from the claim text.