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WIRELINE UNDERGROUND CORE BARRELS AND OVERSHOTS
The line of underground core barrels includes the following types: A/WL, B/WL, N/WL, H/WL and P/WL. Moreover, all components, parts and pieces are compatible and interchangeable with the "Q-U" barrel line.
Single seal system acts as a piston to pump in the inner tube or the overshot.
Latch locking spring system secures positive holding action regardless of inclination of the drill hole
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