Petroleum Refinery Engineering Asphalts are All of these Readily oxidisable and form carbonaceous sludge Desirable in catalytic cracking feedstock, because they produce coke . Low molecular weight & low boiling point compounds present in petroleum All of these Readily oxidisable and form carbonaceous sludge Desirable in catalytic cracking feedstock, because they produce coke . Low molecular weight & low boiling point compounds present in petroleum ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Most widely used solvent for dewaxing is Petroleum ether Naphtha Sodium plumbite Methyl-ethyl-ketone (MEK) Petroleum ether Naphtha Sodium plumbite Methyl-ethyl-ketone (MEK) ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because None of these High purity products can be obtained thereby High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose Lighter/low boiling products are prone to thermal decomposition None of these High purity products can be obtained thereby High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose Lighter/low boiling products are prone to thermal decomposition ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Carbon percentage (by weight) in crude petroleum may be about 65 95 85 75 65 95 85 75 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating condition in the electrical dehydrators for crude oil is about 50 atm. and 150°C 1 atm. & 110 °C 6.5 kgf/Cm² & 95°C 20 kgf/cm² & 110°C 50 atm. and 150°C 1 atm. & 110 °C 6.5 kgf/Cm² & 95°C 20 kgf/cm² & 110°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ chloride present in crude petroleum as impurity is the most prolific producer of HCl during distillation. Sodium Calcium Potassium Magnesium Sodium Calcium Potassium Magnesium ANSWER DOWNLOAD EXAMIANS APP
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