Patent ID: 11932816
Assignee: EXXONMOBIL CHEMICAL PATENTS INC.
Field: Chemical engineering (Chemistry)
Classification: CPC C  B | IPC B  C

Claim 21:
22. The process of claim 21, wherein:
at least a portion of the furnace effluent is produced by steam cracking a hydrocarbon feed in a radiant section of the steam cracker under steam cracking conditions comprising a temperature ≥760° C. and a residence time of ≤5 seconds,
the first quench liquid is at a temperature of 30° C. to ≤175° C. when the furnace effluent is contacted with the first quench liquid,
the furnace effluent comprises tar, and
the centrifugal separator drum is operated at a temperature of 135° C. to 200° C.