Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Methyl ethyl ketone & glycol Phenol & furfural Propane & liquid sulphur dioxide Propane & phenol-cresol mixture Methyl ethyl ketone & glycol Phenol & furfural Propane & liquid sulphur dioxide Propane & phenol-cresol mixture ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is pumped by a __________ pump. Centrifugal Gear Screw Reciprocating Centrifugal Gear Screw Reciprocating ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Detergent is added as an additive in engine lubricating oil to Keep contaminants in suspension Increase oxidation stability Prevent rusting Reduce deposit formation Keep contaminants in suspension Increase oxidation stability Prevent rusting Reduce deposit formation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in alkylation process is Sulphuric acid Alumina Nickel Silica gel Sulphuric acid Alumina Nickel Silica gel ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In hydrofining catalytic desulphurisation process for sweetening of petroleum products, use of hydrogen Minimises coke formation Enhances the desulphurisation process Both A & B Neither A nor B Minimises coke formation Enhances the desulphurisation process Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is used as a catalyst in fluidised bed catalytic cracking? Silica-magnesia Bentonite clays Silica-alumina All of these Silica-magnesia Bentonite clays Silica-alumina All of these ANSWER DOWNLOAD EXAMIANS APP
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