A. Naphthenic
B. Asphalt
C. Paraffin
D. Mixed
Both asphalt and wax are produced by ______________ base crude oils? Read More »
Petroleum Refinery Engineering A. Alkylation
B. Polymerisation
C. Isomerisation
D. None of these
______________ converts n-paraffins to i-paraffins ? Read More »
Petroleum Refinery Engineering A. Very little oil
B. No natural gas
C. Only natural gas
D. All A., B. and C.
A petroleum well is called ‘dry’, if it contains ____________________? Read More »
Petroleum Refinery Engineering A. Methanol in Unisol process
B. Naphthenic acid in Mercapsol process
C. Both A. and B.
D. Neither A. nor B.
In solutizer sweetening process, solutizer solution used is_______________? Read More »
Petroleum Refinery Engineering A. Furfural
B. Phenol
C. Propane
D. Hexane
Solvent used in the deasphalting process is ______________________? Read More »
Petroleum Refinery Engineering A. 30
B. 45
C. 75
D. 95
Cetane number of high speed diesel must be ≥_________________? Read More »
Petroleum Refinery Engineering A. Case of starting
B. Rate of acceleration
C. Vapour locking tendency
D. All A., B. and C.
Boiling range of motor gasoline is an indication of the ___________________? Read More »
Petroleum Refinery Engineering A. Naphtha
B. Lubricating oils
C. Wax
D. Cracking feedstock
Furfural solvent extraction is used for upgrading (by dissolving aromatics) ? Read More »
Petroleum Refinery Engineering A. Aromatics
B. i-paraffins
C. Naphthenes
D. Olefins
Which of the following has the highest octane number ? Read More »
Petroleum Refinery Engineering A. Fluid catalytic cracking
B. Visbreaking
C. Propane deasphalting
D. None of these
Which of the following processes consumes hydrogen ? Read More »
Petroleum Refinery Engineering