PETROLEUM REFINERY ENGINEERING QUIZ

Clay treatment is used to remove

None of these

Colour & dissolved gases from cracked gasoline

Salt from the crude oil

Wax from lube oil

TRUE ANSWER : ?
YOUR ANSWER : ?

Solvent used in the deasphalting process is

Propane

Hexane

Phenol

Furfurol

TRUE ANSWER : ?
YOUR ANSWER : ?

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

Reforming

Hydrocracking

Pyrolysis

Alkylation

TRUE ANSWER : ?
YOUR ANSWER : ?

Aromatics are desired constituents of

Kerosene

Diesel

Petrol

Lubricating oil

TRUE ANSWER : ?
YOUR ANSWER : ?

Catalyst used in catalytic reforming is

Iron

Platinum on alumina

Nickel

Aluminium chloride

TRUE ANSWER : ?
YOUR ANSWER : ?

Water separometer index (modified) (WSIM) of a petrofuel is the measure of its

Water content

Emulsification tendency

Water absorbing capacity from atmosphere

Water separation characteristics

TRUE ANSWER : ?
YOUR ANSWER : ?

Carbon percentage (by weight) in crude petroleum may be about

95

75

85

65

TRUE ANSWER : ?
YOUR ANSWER : ?

Phenols are added in gasoline to

Reduce its viscosity

Increase its pour point

Improve the octane number

Act as an antioxidant

TRUE ANSWER : ?
YOUR ANSWER : ?

The pressure (kg/cm² ) and temperature (°C) maintained in electrical desalters for crude oil are respectively

1 and 200

10 and 120

10 and 300

50 and 250

TRUE ANSWER : ?
YOUR ANSWER : ?

Mercaptans is represented as (where R and R' are alkyl groups)

R-S-R

R-COOH

R-S-R'

R-S-H

TRUE ANSWER : ?
YOUR ANSWER : ?

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