adapter spool

adapter spool

[ə′dap·tər ‚spül]
(petroleum engineering)
A device for connecting blowout preventers of different sizes or capacities to the casinghead.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
These products include drilling and adapter spools, sand separators and frac heads.
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