Petroleum Refinery Engineering The most suitable solvent for deasphalting vacuum residue is Doctor's solution Methanol amine Methyl ethyl ketone Propane Doctor's solution Methanol amine Methyl ethyl ketone Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the undesirable property for a solvent meant for dewaxing of lube oil. Complete miscibility with oil High solubility of wax in the solvent Both A & B Neither A nor B Complete miscibility with oil High solubility of wax in the solvent Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The first crude oil refinery of India is located at Kochin Digboi Madras Naharkatiya Kochin Digboi Madras Naharkatiya ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In case of liquid petrofuels, momentary combustion is observed at its Flash point Flame temperature Fire point Preheating temperature corresponding to viscosity of 25 centistokes Flash point Flame temperature Fire point Preheating temperature corresponding to viscosity of 25 centistokes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Deoiling of wax is done by its Heating Cooling Solvent extraction Both B & C Heating Cooling Solvent extraction Both B & C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration More than 98% promotes cracking Less than 90% promotes polymerisation Both A & B Neither A nor B More than 98% promotes cracking Less than 90% promotes polymerisation Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP