Definitions
from The Century Dictionary.
- noun In gun-construction, a long cylindrical tube of cast- or wroughtiron closed at the lower end, used in cooling cast guns from the interior.
- noun In mining and rock-drilling, a form of boring-bit carrier for use in making annular holes in rock with the diamond drill.
Etymologies
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Examples
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Mr van 't Riet said that the Company had also commenced comprehensive heat and pressure testing of individual components of the CLRS, and subject to the success of these tests, would soon embark on a final field test of the core-barrel telemetry system incorporated in the CLRS.
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