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2003 Course Refining & Petrochemical Technology (Elective I)

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Total No. of Questions : 8] P1494 [Total No. of Pages : 2 [3764]-375 B.E. (Petroleum) REFINING AND PETROCHEMICAL TECHNOLOGY (Elective - I) (2003 Course) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates : 1) Answer any 3 questions from each section. 2) Answers to the two sections should be written in separate books. 3) Neat diagrams must be drawn wherever necessary. 4) Figures to the right indicate full marks. 5) Use of logarithmic tables slide rule, Mollier charts, electronic pocket calculator and steam tables is allowed. SECTION - I Q1) a) b) Q2) a) b) Q3) a) b) With the help of diagram, describe two stage electrostatic desalting of crude oil in detail. [12] Enlist desirable as well as undesirable reactions taking place in a catalytic reformer. [6] Describe with flow sheet the process of catalytic hydrodesulfurization. [10] Define and explain each of the following: [6] i) API Gravity of crude oil. ii) Diesel Index. With the help of flow sheet, discuss the process of delayed coking in detail. [10] Elaborate on 'Types of Petroleum Coke'. [6] Q4) Write short notes on (Any 4): a) Composition of Petroleum. c) Gasoline e) Asphalt. [16] b) d) f) Crude oil properties. Diesel Additives. Bitumen Blowing. P.T.O. SECTION - II Q5) a) b) With the help of flow sheet, explain the production of ethylene oxide from ethylene and oxygen. [10] Give end uses of each of the following: i) Methanol. ii) [6] Butadiene. iii) Formaldehyde. Q6) a) With the help of flow sheet, describe the process for conversion of ethylene to polyethylene. [10] b) Mention health and handling precautions and applications of acetic acid. [6] c) Give at least two end uses of ethylene glycol. [2] Q7) a) Describe with flow sheet any one process for manufacture of isopropyl alcohol. [10] b) Mention health and handling precautions and applications of acetone.[6] Q8) Write short notes on (Any 4): [16] a) Aromatics production in petroleum refineries. b) Steam cracking of gas oils and naphthas. c) Industrial manufacture of cumene. d) Acetaldehyde. e) Acrylonitrile. f) PVC. Y [3764] - 375 2

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