Petroleum Refinery Engineering Crude oil is subjected to vacuum distillation in the last stage, because Lighter/low boiling products are prone to thermal decomposition None of these High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose High purity products can be obtained thereby Lighter/low boiling products are prone to thermal decomposition None of these High boiling point products like heavy fuel oil & lubricating oils are heat sensitive and may decompose High purity products can be obtained thereby ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Concentration of H₂SO₄ catalyst in alkyla-tion is kept between 90-98%, because H₂SO₄ having concentration Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B Neither A nor B Less than 90% promotes polymerisation More than 98% promotes cracking Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is a non-regenerative fixed bed catalytic reforming process? Thermofer catalytic reforming Hyperforming Hydroforming Platforming Thermofer catalytic reforming Hyperforming Hydroforming Platforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following processes consumes hydrogen? Propane deasphalting Fluid catalytic cracking Visbreaking None of these Propane deasphalting Fluid catalytic cracking Visbreaking None of these ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Asphalts are All of these . Low molecular weight & low boiling point compounds present in petroleum Desirable in catalytic cracking feedstock, because they produce coke Readily oxidisable and form carbonaceous sludge All of these . Low molecular weight & low boiling point compounds present in petroleum Desirable in catalytic cracking feedstock, because they produce coke Readily oxidisable and form carbonaceous sludge ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Hydrocracking employs High pressure and low temperature High pressure & temperature High temperature and low pressure Low pressure & temperature High pressure and low temperature High pressure & temperature High temperature and low pressure Low pressure & temperature ANSWER DOWNLOAD EXAMIANS APP
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