Petroleum Refinery Engineering Detergent is added as an additive in engine lubricating oil to Reduce deposit formation Increase oxidation stability Keep contaminants in suspension Prevent rusting Reduce deposit formation Increase oxidation stability Keep contaminants in suspension Prevent rusting ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Deoiling is the process of removal of oil from wax. It is done by the __________ process. Resettling All of these Solvent extraction Sweating Resettling All of these Solvent extraction Sweating ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In solutizer sweetening process, solutizer solution used is Methanol in Unisol process Neither A nor B Naphthenic acid in Mercapsol process Both A & B Methanol in Unisol process Neither A nor B Naphthenic acid in Mercapsol process Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes consumes hydrogen? Propane deasphalting Fluid catalytic cracking None of these Visbreaking Propane deasphalting Fluid catalytic cracking None of these Visbreaking ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most commonly used crude heater before the fractionation tower in a refinery is the __________ heater. Steam coil Electric immersion None of these Pipestill Steam coil Electric immersion None of these Pipestill ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Specific gravity of a petroleum product gives an indication of its Degree of refinement Sulphur content Ease of atomisation Hydrocarbon content type (aromatic or paraffinic) Degree of refinement Sulphur content Ease of atomisation Hydrocarbon content type (aromatic or paraffinic) ANSWER DOWNLOAD EXAMIANS APP
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