PPSCFPSCNTSPakistan govt jobs
- Subject
- Petroleum Refinery Engineeringchemical-engineering › petroleum-refinery-engineering
- Published
- 1 Mar 2019
- Last updated
- 28 May 2026
Explanation
The Udex extraction process employs an aqueous solution of diethylene glycol containing about 10% water to effectively remove light aromatic compounds from cracked naphtha. Other solvents like propane, pure diethylene glycol, or MEK are not used in this specific process.
More Petroleum Refinery Engineering MCQs
Practice related questions from the same subject.
- 1.Identify the incorrect statement regarding petroleum products:
- 2.Identify the incorrect statement from the following:
- 3.Identify the incorrect statement from the following:
- 4.Which of the following represents an additive characteristic of lubricating oil?
- 5.Identify the incorrect statement regarding the alkylation process:
- 6.Which of the following statements about catalytic cracking is accurate?
- 7.Which of the following statements about thermal cracking is accurate?
- 8.Identify the incorrect statement from the following:
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