Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Methyl ethyl ketone & glycol Phenol & furfural Propane & phenol-cresol mixture Propane & liquid sulphur dioxide Methyl ethyl ketone & glycol Phenol & furfural Propane & phenol-cresol mixture Propane & liquid sulphur dioxide 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 Gum formation in stored gasoline is mainly due to the Higher aromatic content Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur Higher aromatic content Alkylation of unsaturates Oxidation & polymerisation of unsaturates Presence of sulphur ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Breathing loss on storage of gasoline occurs due to the Presence of unsaturated air Fluctuation of ambient temperature during day and night Neither A nor B Both A & B Presence of unsaturated air Fluctuation of ambient temperature during day and night Neither A nor B Both A & B ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following is used as a catalyst in fluidised bed catalytic cracking? Bentonite clays All of these Silica-alumina Silica-magnesia Bentonite clays All of these Silica-alumina Silica-magnesia ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Which of the following has the lowest flash point of all? Furnace oil Kerosene Diesel Petrol Furnace oil Kerosene Diesel Petrol ANSWER DOWNLOAD EXAMIANS APP
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