Petroleum Refinery Engineering Dearomatisation of kerosene (by liquid sulphur dioxide extraction) is done to None of these Increase its smoke point Improve its oxidation stability Decrease the breathing loss None of these Increase its smoke point Improve its oxidation stability Decrease the breathing loss ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalytic cracking compared to thermal cracking of residue of vacuum distillation of crude oil Lower octane number of petrol Higher gum forming material in petrol Gives higher yield of petrol Higher sulphur content in the product Lower octane number of petrol Higher gum forming material in petrol Gives higher yield of petrol Higher sulphur content in the product ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In solutizer sweetening process, solutizer solution used is Neither A nor B Methanol in Unisol process Naphthenic acid in Mercapsol process Both A & B Neither A nor B Methanol in Unisol process Naphthenic acid in Mercapsol process Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline produced by two stage fluidised catalytic cracking process is 97 80 87 92 97 80 87 92 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most widely used solvent for dewaxing is Naphtha Petroleum ether Methyl-ethyl-ketone (MEK) Sodium plumbite Naphtha Petroleum ether Methyl-ethyl-ketone (MEK) Sodium plumbite ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main reaction in reforming is the Dehydrogenation of naphthenes Saturation of olefins Hydrocracking of paraffins Hydrogenation of naphthenes Dehydrogenation of naphthenes Saturation of olefins Hydrocracking of paraffins Hydrogenation of naphthenes ANSWER DOWNLOAD EXAMIANS APP
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