Petroleum Refinery Engineering 'Solvent naphtha' used mostly as a solvent in paints and perfumery is produced by the __________ of virgin naphtha into small boiling range cuts. Steam reforming None of these Desulphurisation Distillation Steam reforming None of these Desulphurisation Distillation 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. 50 10000 5000 1 50 10000 5000 1 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Operating temperature and pressure in catalytic reforming is about 5-10 kgf/cm² & 150 - 250°C 1-5 Kgf/cm² & 200°C 50 - 75 kgf/cm² & 600 - 800°C 15-45 Kgf/cm² & 450-550°C 5-10 kgf/cm² & 150 - 250°C 1-5 Kgf/cm² & 200°C 50 - 75 kgf/cm² & 600 - 800°C 15-45 Kgf/cm² & 450-550°C ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Solvent used in the Udex (glycol) extraction process for removal of light aromatics from cracked naphtha is Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane Methyl ethyl ketone (MEK) Aqueous solution (10% water) of diethylene glycol Diethylene glycol Propane ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering Octane number of gasoline produced by two stage fluidised catalytic cracking process is 87 80 97 92 87 80 97 92 ANSWER DOWNLOAD EXAMIANS APP
Petroleum Refinery Engineering In case of liquid petrofuels, momentary combustion is observed at its Flame temperature Fire point Preheating temperature corresponding to viscosity of 25 centistokes Flash point Flame temperature Fire point Preheating temperature corresponding to viscosity of 25 centistokes Flash point ANSWER DOWNLOAD EXAMIANS APP
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