Petroleum Refinery Engineering Name the endothermic reaction out of the following: Hydrocracking Dehydrogeneration of naphthene to produce aromatic Catalytic cracking Catalytic polymerisation Hydrocracking Dehydrogeneration of naphthene to produce aromatic Catalytic cracking Catalytic polymerisation ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering LPG when brought to atmospheric pressure & temperature will be a Gas lighter than air Liquid lighter than water Liquid heavier than water Gas heavier than air Gas lighter than air Liquid lighter than water Liquid heavier than water Gas heavier than air ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Ethyl mercaptan is added to the Doctor negative LPG for facilitating the detection of its leakage (by bad odour) to the extent of about __________ ppm. 1 50 10000 5000 1 50 10000 5000 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating condition in the electrical dehydrators for crude oil is about 1 atm. & 110 °C 6.5 kgf/Cm² & 95°C 50 atm. and 150°C 20 kgf/cm² & 110°C 1 atm. & 110 °C 6.5 kgf/Cm² & 95°C 50 atm. and 150°C 20 kgf/cm² & 110°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Clay treatment of petroleum products All of these Desulphurise straight run gasoline & kerosene Decolorises & stabilises cracked gasoline Adsorb arsenic from feedstock to catalytic reforming All of these Desulphurise straight run gasoline & kerosene Decolorises & stabilises cracked gasoline Adsorb arsenic from feedstock to catalytic reforming ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Though increased pressure has a retarding effect on cracking reaction, yet in actual process, a positive pressure of 10-15 kgf/cm² is maintained during cracking mainly to Suppress coke formation Increase the yield of light distillates Reduce gum content in gasoline Enhance the octane number of gasoline Suppress coke formation Increase the yield of light distillates Reduce gum content in gasoline Enhance the octane number of gasoline ANSWER DOWNLOAD EXAMIANS APP