Petroleum Refinery Engineering Which of the following is desirable in petrol (gasoline) but undesirable in kerosene? Mercaptans Aromatics Paraffins Naphthenic acid Mercaptans Aromatics Paraffins Naphthenic acid ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Obviate catalyst poisoning Sustain the reactor pressure Maintain the reaction temperature Hydrogenate the feed stock Obviate catalyst poisoning Sustain the reactor pressure Maintain the reaction temperature Hydrogenate the feed stock ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering __________ converts n-paraffins to i-paraffins. None of these Isomerisation Alkylation Polymerisation None of these Isomerisation Alkylation Polymerisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main use of heavy gas oil produced by the vacuum distillation unit is as a None of these Blending component for petrol Blending component for kerosene Feedstock for fluid catalytic cracking unit None of these Blending component for petrol Blending component for kerosene Feedstock for fluid catalytic cracking unit ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Char value of Kerosene is the amount of charred oil deposition on the wick obtained after burning it in a standard wick lamp at a standard rate for 24 hours. Char value of a good quality kerosene should be less than __________ mg/kg of kerosene. 100 500 20 1 100 500 20 1 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Pick out the correct statement pertaining to catalytic cracking. With increase in the reactor pressure, octane number of gasoline decreases With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio All of these With increase in the reactor pressure, octane number of gasoline decreases With increase in the reactor temperature, gasoline yield decreases for a given conversion Percentage conversion increases with increase in the catalyst to oil ratio All of these ANSWER DOWNLOAD EXAMIANS APP
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