Petroleum Refinery Engineering Solvent used in duo-sol extraction for lube oil upgradation is a mixture of Phenol & furfural Propane & phenol-cresol mixture Propane & liquid sulphur dioxide Methyl ethyl ketone & glycol Phenol & furfural Propane & phenol-cresol mixture Propane & liquid sulphur dioxide Methyl ethyl ketone & glycol ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering A good lubricant should have high Pour point None of these Viscosity index Volatility Pour point None of these Viscosity index Volatility ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The main purpose of recycling the byproduct hydrogen gas in the reformer reactor is to Maintain the reaction temperature 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 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering The octane number of aviation gasoline may be >100 97 87 79 >100 97 87 79 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Diesel index.(an alternative index for expressing the quality of diesel) is Determined by using a test engine All of these Equal to cetane number plus 3 Not related to aniline point Determined by using a test engine All of these Equal to cetane number plus 3 Not related to aniline point ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Feedstock for polymerisation is None of these Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics Naphtha None of these Cracked gases rich in C₂ & C₄ olefins Low boiling aromatics Naphtha ANSWER DOWNLOAD EXAMIANS APP
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