The Bilge Primary Tank and Settling Before Separation

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Planned scope. Retention time, decanting the oil layer to the sludge tank, and the entries the sequence produces.

Regulatory anchor. MARPOL Annex I Reg 12; MEPC.1/Circ.677

Cluster. Vessel types and marine machinery. Catalogued in research/kb-gap-analysis-depth.md.

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