Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Phenol & furfural Methyl ethyl ketone & glycol Propane & liquid sulphur dioxide Propane & phenol-cresol mixture Phenol & furfural Methyl ethyl ketone & glycol Propane & liquid sulphur dioxide Propane & phenol-cresol mixture ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Mercaptans Asphalt Diolefins Waxes Mercaptans Asphalt Diolefins Waxes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering CnH2n is the general formula for Naphthenes Both A & B Neither A nor B Olefins Naphthenes Both A & B Neither A nor B Olefins ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is the easiest to crack? Aromatics Paraffins Olefins Naphthenes Aromatics Paraffins Olefins Naphthenes ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Waxy crudes are treated with chemical additives mainly to Depress its pour point Precipitate wax Dissolve wax Remove wax Depress its pour point Precipitate wax Dissolve wax Remove wax ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes is used for the production of petroleum coke? Stabilisation Reforming Cracking Visbreaking Stabilisation Reforming Cracking Visbreaking ANSWER DOWNLOAD EXAMIANS APP
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