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Petroleum Refinery Engineering

Petroleum Refinery Engineering
Octane numbers of motor gasoline used in India and America are respectively

94 & 87
83 & 100
94 & 100
87 & 94

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Petroleum Refinery Engineering
95% (by volume) of LPG at 760 mm Hg pressure will evaporate at __________ °C.

2
30
-40
55

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Petroleum Refinery Engineering
Which is almost absent in crude petroleum?

Mercaptans
Naphthenes
Olefins
Cycloparaffins

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Petroleum Refinery Engineering
Butadiene is a/an

Di-olefin
Olefin
Aromatic
Naphthene

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Petroleum Refinery Engineering
Pick out the undesirable property for a solvent meant for dewaxing of lube oil.

Neither A nor B
Complete miscibility with oil
Both A & B
High solubility of wax in the solvent

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Petroleum Refinery Engineering
Both asphalt and wax are produced by __________ base crude oils.

Asphalt
Mixed
Paraffin
Naphthenic

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