Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Propane Methyl ethyl ketone Doctor's solution Methanol amine Propane Methyl ethyl ketone Doctor's solution Methanol amine ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is a naphthene? Butadiene Butene Cyclohexane Acetylene Butadiene Butene Cyclohexane Acetylene ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Furfural solvent extraction is used for upgrading (by dissolving aromatics) Naphtha Lubricating oils Wax Cracking feedstock Naphtha Lubricating oils Wax Cracking feedstock ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Both asphalt and wax are produced by __________ base crude oils. Asphalt Paraffin Naphthenic Mixed Asphalt Paraffin Naphthenic Mixed ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Penetration test determines the __________ of the grease. Stiffness Service temperature Lubricating properties (e.g. oilness) Variation in viscosity with temperature Stiffness Service temperature Lubricating properties (e.g. oilness) Variation in viscosity with temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude petroleum may be around 5000 1500 50 250 5000 1500 50 250 ANSWER DOWNLOAD EXAMIANS APP
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