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Petroleum Refinery Engineering

Petroleum Refinery Engineering
__________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation.

Calcium
Potassium
Sodium
Magnesium

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Petroleum Refinery Engineering
Cetane number of diesel used in trucks may be about

14
35
50
85

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Petroleum Refinery Engineering
Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C.

90
140
70
50

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Petroleum Refinery Engineering
Which one of the following processes aims at producing higher yield of gaseous unsaturated hydrocarbons and aromatics like benzene & toluene?

Alkylation
Pyrolysis
Hydrocracking
Reforming

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Petroleum Refinery Engineering
Iso-octane is used as a reference substance in the definition of octane number and it is assigned an octane number value of 100. Iso-octance is chemically known as

Tetra methyl ethylene
2-2-4 tri methyl pentane
1, 3 butadiene
α-methyl naphthalene

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Petroleum Refinery Engineering
Cetane number of high speed diesel must be?

45
30
75
95

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