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Petroleum Refinery Engineering

Petroleum Refinery Engineering
Crude topping column operates at __________ pressure.

10 atm
3 atm
Vacuum
Atmospheric

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Petroleum Refinery Engineering
With increase in the number of carbon and hydrogen atoms in hydrocarbon molecules, the density of petroleum products

Unpredictable from the data
Decreases
Increases
Remains same

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Petroleum Refinery Engineering
Solvent used in duo-sol extraction for lube oil upgradation is a mixture of

Phenol & furfural
Propane & liquid sulphur dioxide
Propane & phenol-cresol mixture
Methyl ethyl ketone & glycol

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Petroleum Refinery Engineering
__________ test is done to find out the softening point of bitumen.

Ball and ring
Impact
Flame
Viscosity

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Petroleum Refinery Engineering
For gasoline, the flash point (

Pensky-Marten's apparatus
Saybolt chromometer
Abel apparatus
None of these

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Petroleum Refinery Engineering
In a refinery petroleum crude is fractionated into gas fraction, light ends, intermediate distillates, heavy distillates, residues and by products. The group of products including gas oil, diesel oil and heavy fuel oil belongs to the fraction

Residues
Heavy distillates
Intermediate distillates
Light ends

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