Petroleum Refinery Engineering In catalytic alkylation, higher iso-butane to olefin ratio gives Neither A nor B Both A & B Low final boiling point product Higher yield Neither A nor B Both A & B Low final boiling point product Higher yield ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Naphtha yield in straight run distillation of crude oil may be about __________ percent. 2 18 6 12 2 18 6 12 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Maximum viscosity of tar/PCM/fuel oil for easy and efficient atomisation in conventional burner is __________ centistokes (or 100 Redwood I seconds). 5 25 50 100 5 25 50 100 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Asphalts are All of these Desirable in catalytic cracking feedstock, because they produce coke . Low molecular weight & low boiling point compounds present in petroleum Readily oxidisable and form carbonaceous sludge All of these Desirable in catalytic cracking feedstock, because they produce coke . Low molecular weight & low boiling point compounds present in petroleum Readily oxidisable and form carbonaceous sludge ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Hydrogenate the feed stock Sustain the reactor pressure Obviate catalyst poisoning Maintain the reaction temperature Hydrogenate the feed stock Sustain the reactor pressure Obviate catalyst poisoning Maintain the reaction temperature ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In solutizer sweetening process, solutizer solution used is Neither A nor B Naphthenic acid in Mercapsol process Methanol in Unisol process Both A & B Neither A nor B Naphthenic acid in Mercapsol process Methanol in Unisol process Both A & B ANSWER DOWNLOAD EXAMIANS APP