Petroleum Refinery Engineering Most widely used solvent for dewaxing is Sodium plumbite Petroleum ether Methyl-ethyl-ketone (MEK) Naphtha Sodium plumbite Petroleum ether Methyl-ethyl-ketone (MEK) Naphtha ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil produced by Indian oil fields are predominantly __________ in nature. Mixed base Paraffinic Naphthenic Asphaltic Mixed base Paraffinic Naphthenic Asphaltic ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Smoke volatility index is equal to smoke point plus 5 mm 0.84 x (% distilled at 204°C) 10 mm. approximately 0.42 x(% distilled at 204°C) 5 mm 0.84 x (% distilled at 204°C) 10 mm. approximately 0.42 x(% distilled at 204°C) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Presence of sulphur in gasoline Increases lead susceptibility Decreases gum formation Leads to corrosion Helps during stabilisation Increases lead susceptibility Decreases gum formation Leads to corrosion Helps during stabilisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Older crude petroleum All of these Gives more distillates Is light and better Gives less tar All of these Gives more distillates Is light and better Gives less tar ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Molecular weight of crude oil is in the range of 600-850 230-250 450-550 100-120 600-850 230-250 450-550 100-120 ANSWER DOWNLOAD EXAMIANS APP