Appendix DFormal Safety Review Report for Example 10-4

RESEARCH MEMORANDUM

CHEMICAL ENGINEERING

SAFETY REVIEW FOR PILOT PODBIELNIAK LIQUID-LIQUID EXTRACTION SYSTEM

AUTHOR: J. Doe SUPERVISOR: W. Smith

November 8, 1988

SUMMARY

Chemical Engineering’s Podbielniak (POD) liquid-liquid extraction pilot system has been reassembled. It will be used to evaluate the water-washability of toluene. A formal safety review was held 10/10/88. Main action items from that review included (1) padding all vessels containing solvent with nitrogen, (2) grounding and bonding all tanks containing solvent, (3) adding dip legs to all vessels, (4) using elephant trunks at drum openings, (5) adding heat exchangers equipped with temperature gauges to cool hot solvent, (6) ...

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