Petroleum Refinery Engineering Which is almost absent in crude petroleum? Cycloparaffins Naphthenes Olefins Mercaptans Cycloparaffins Naphthenes Olefins Mercaptans ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Catalyst used in isomerisation process is HF AlCl3 H₂SO₄ H₃PO₄ HF AlCl3 H₂SO₄ H₃PO₄ ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Gasoline yield in catalytic reforming of naphtha may be about __________ percent by weight. 98 85 50 65 98 85 50 65 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Complete removal of __________ from gasoline is done by Unisol process using caustic soda and methyl alcohol. Diolefins Mercaptans Waxes Asphalt Diolefins Mercaptans Waxes Asphalt ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Phenols are added in gasoline to Increase its pour point Reduce its viscosity Improve the octane number Act as an antioxidant Increase its pour point Reduce its viscosity Improve the octane number Act as an antioxidant ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Highest quality bitumen is produced from the __________ crude oil. Intermediate Paraffinic Naphthenic Mixed Intermediate Paraffinic Naphthenic Mixed ANSWER DOWNLOAD EXAMIANS APP