What is the minimum gap, in millimeters, that should be kept between the wall of a distillation column and the bubble cap?

Process Equipment and Plant Design MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

PPSCFPSCNTSPakistan govt jobs
Subject
Process Equipment and Plant Designchemical-engineering › process-equipment-and-plant-design
Published
2 Mar 2019
Last updated
28 May 2026

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Explanation

The standard minimum clearance maintained between the distillation column wall and the bubble cap is 38 mm to ensure proper operation and avoid mechanical interference.

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