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core drill |
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core drill [′kȯr ‚dril] (mechanical engineering) A mechanism designed to rotate and to cause an annular-shaped rock-cutting bit to penetrate rock formations, produce cylindrical cores of the formations penetrated, and lift such cores to the surface, where they may be collected and examined. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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| North Bay's exploration group owns brands such as JKS Boyles, Hobic Bit, Christensen Products, Craelius diamond drill bits and Diamec underground core drill, says Robert Gibson, Atlas Copco Exploration's financial officer. 2-inch diameter) diamond core drill with which directional "daughter" holes will be drilled toward the mineral targets defined by the downhole geophysics. 2-inch diameter) diamond core drill with which directional "daughter" holes will be drilled toward the mineral targets defined by the downhole geophysics. |
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