Petroleum Refinery Engineering Isomerisation converts the __________ tot-paraffins. Naphthenes Paraffins Olefins None of these Naphthenes Paraffins Olefins None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Methyl ethyl ketone (MEK) Diethylene glycol Aqueous solution (10% water) of diethylene glycol Propane Methyl ethyl ketone (MEK) Diethylene glycol Aqueous solution (10% water) of diethylene glycol Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Improve the octane number Increase its pour point Act as an antioxidant Reduce its viscosity Improve the octane number Increase its pour point Act as an antioxidant Reduce its viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Preheating temperature of medium viscosity furnace oil for better atomisation through burner is about __________ °C. 140 90 50 70 140 90 50 70 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which parameter is used for the grading of paraffin waxes? Specific gravity Melting point Penetration number Viscosity Specific gravity Melting point Penetration number Viscosity ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in isomerisation process is H₃PO₄ HF H₂SO₄ AlCl3 H₃PO₄ HF H₂SO₄ AlCl3 ANSWER DOWNLOAD EXAMIANS APP