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Chemical Engineering - Petroleum Refinery Engineering

Exercise : Petroleum Refinery Engineering - Section 3
41.
Operating temperature and pressure in catalytic reforming is about
1-5 Kgf/cm2 & 200°C.
15-45 Kgf/cm2 & 450-550°C.
50 - 75 kgf/cm2 & 600 - 800°C.
5-10 kgf/cm2 & 150 - 250°C.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
With increase in density, the viscosity of petroleum products
increases
decreases
remains same
either (a) or (b)
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Detergent is added as an additive in engine lubricating oil to
reduce deposit formation.
keep contaminants in suspension.
increase oxidation stability.
prevent rusting.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Removal of light fractions from crude oil is called its
sweetening
dehydration
stabilisation
visbreaking
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
Pick out the wrong statement.
Lower boiling paraffins have higher octane number than higher paraffins.
Dehydrogenation of naphthenes to aromatics is a desirable reaction in reforming process.
The most ideal feedstock for thermal reforming is dearomatised kerosene.
Catalyst used in catalytic reforming is platinum on silica-alumina base.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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