moon pool

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moon pool

[′mün ‚pül]
(petroleum engineering)
In offshore drilling, an opening in the ship hull that provides access for the well drilling and completion machinery.
References in periodicals archive ?
The Kommandor 3000 is a large, marine construction vessel with significant capabilities including dual moon pools for ROV and saturation diving operations, a 50-ton main crane, a 25-ton auxiliary crane, a 30-ton A-frame, a helideck and accommodations for up to 72 persons.