Petroleum Refinery Engineering
Clay treatment of petroleum products

Adsorb arsenic from feedstock to catalytic reforming
Desulphurise straight run gasoline & kerosene
All of these
Decolorises & stabilises cracked gasoline

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Petroleum Refinery Engineering
Pick out the correct statement pertaining to catalytic cracking.

All of these
Percentage conversion increases with increase in the catalyst to oil ratio
With increase in the reactor temperature, gasoline yield decreases for a given conversion
With increase in the reactor pressure, octane number of gasoline decreases

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Petroleum Refinery Engineering
Polymerisation

Causes olefins to combine with each other
Produces i-octane from cracked gases containing i-butane and butene
Causes aromatics to combine with each other
Is aimed at producing lubricating oil

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