Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Propane Diethylene glycol Aqueous solution (10% water) of diethylene glycol Methyl ethyl ketone (MEK) Propane Diethylene glycol Aqueous solution (10% water) of diethylene glycol Methyl ethyl ketone (MEK) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxes present in petroleum products Decrease their viscosity Can be separated out by distillation Crystallise out at low temperature Are not soluble in them Decrease their viscosity Can be separated out by distillation Crystallise out at low temperature Are not soluble in them ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following fractions of petroleum contains maximum sulphur? Atmospheric residue Diesel Naphtha Gasoline Atmospheric residue Diesel Naphtha Gasoline ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Clay treatment of petroleum products Decolorises & stabilises cracked gasoline Desulphurise straight run gasoline & kerosene Adsorb arsenic from feedstock to catalytic reforming All of these Decolorises & stabilises cracked gasoline Desulphurise straight run gasoline & kerosene Adsorb arsenic from feedstock to catalytic reforming All of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane numbers of motor gasoline used in India and America are respectively 94 & 87 94 & 100 87 & 94 83 & 100 94 & 87 94 & 100 87 & 94 83 & 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in the catalytic cracking is Silica gel Silica-alumina Nickel Vanadium pentoxide Silica gel Silica-alumina Nickel Vanadium pentoxide ANSWER DOWNLOAD EXAMIANS APP
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