Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Phenol & furfural Propane & phenol-cresol mixture Methyl ethyl ketone & glycol Propane & liquid sulphur dioxide Phenol & furfural Propane & phenol-cresol mixture Methyl ethyl ketone & glycol Propane & liquid sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Methyl ethyl ketone Propane Doctor's solution Methanol amine Methyl ethyl ketone Propane Doctor's solution Methanol amine ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pressure & temperature maintained in catalytic cracking is about 50atm. & 750°C 2atm & 500°C 10atm & 500°C 30atm & 200°C 50atm. & 750°C 2atm & 500°C 10atm & 500°C 30atm & 200°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Visbreaking process is used mainly for making Fuel oil High octane gasoline Smoke free kerosene High cetane diesel Fuel oil High octane gasoline Smoke free kerosene High cetane diesel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Sulphur content in lighter and heavier petroleum products is generally determined respectively by Bomb method and quartz tube method Lamp method and bomb method Bomb method and lamp method Quartz tube method and lamp method Bomb method and quartz tube method Lamp method and bomb method Bomb method and lamp method Quartz tube method and lamp method ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Antioxidants are added in petrol to Prevent icing of the carburettor Prevent the lead build up in engines Impart colour to it, for easy identification Minimise the gum formation Prevent icing of the carburettor Prevent the lead build up in engines Impart colour to it, for easy identification Minimise the gum formation ANSWER DOWNLOAD EXAMIANS APP
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