Chemical Engineering - Petroleum Refinery Engineering

6. 

Which of the following is used as a solvent in deasphalting of petroleum products ?

A. Furfural
B. Propane
C. Methyl ethyl ketone
D. Liquid sulphur dioxide

Answer: Option B

Explanation:

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7. 

Penetration test determines the __________ of the grease.

A. stiffness
B. lubricating properties (e.g. oilness)
C. service temperature
D. variation in viscosity with temperature

Answer: Option A

Explanation:

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8. 

The reservoir rock containing petroleum has

A. low porosity
B. high permeability
C. high porosity
D. both (b) and (c)

Answer: Option D

Explanation:

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9. 

Fuel oil is subjected to visbreaking to reduce its

A. pour point
B. viscosity
C. pressure drop on pumping
D. all (a), (b) and (c)

Answer: Option D

Explanation:

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10. 

Which is the most desirable component of a good quality kerosene ?

A. i-paraffins
B. Aromatics
C. n-paraffins
D. Naphthenes

Answer: Option C

Explanation:

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