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