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Posted Date: 18 Mar 2009 Posted By: Sunil Reddy Member Level: Platinum
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2008 Jawaharlal Nehru Technological University Chemical engineering Code No: R05 III B.Tech II Semester Regular Examinations, Apr/May 2008 PETROLEUM AND PETROL CHEMICAL TECHNOLOGY Question paper
Code No: R05320807 Set No. 2
III B.Tech II Semester Regular Examinations, Apr/May 2008
PETROLEUM AND PETROL CHEMICAL TECHNOLOGY
(Chemical Engineering)
Time: 3 hours Max Marks: 80
Answer any FIVE Questions
All Questions carry equal marks
? ? ? ? ?
1. (a) What harms are caused by the presence of sulphur in petroleum products?
(b) Compare the percentage of sulphur in some Indian crude with foreign crudes.
[8+8]
2. Explain about the testing methods of petroleum products. [16]
3. What are the important top products of atmospheric distillation of crude oil? Dis-
cuss their end uses in detail. [8+8]
4. (a) Explain the process with the help of a neat flowsheet to improve the smoke
point of kerosene using Dimethyl sulforide and Dimethyl formamide solvents.
(b) What is the clay treatment method for lubes? Explain [10+6]
5. Write shot notes on :
(a) Hydro Forming
(b) Regenerative processes
(c) Aromatics production
(d) Napthene Dehydrogenation [16]
6. Describe any one base scheme of an aborsoption unit in petrochemical feed stocks.
[16]
7. Describe the feedstock composition for the manufacture of formaldehyde. [16]
8. Explain the catalytic reaction and operating conditions of Ethanol synthesis by
direct hydration of Ethylene.
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