Chemical Engineering - Petroleum Refinery Engineering - Discussion


Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm2 is maintained during cracking mainly to

[A]. increase the yield of light distillates.
[B]. suppress coke formation.
[C]. enhance the octane number of gasoline.
[D]. reduce gum content in gasoline.

Answer: Option B


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