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from The Century Dictionary and Cyclopedia

  • n. Drilling with an annular bit, usually of diamonds set in a holder, so that a core is left in the axis of the tube. From the core the strata which have been pierced can be determined.


Sorry, no etymologies found.


  • The Transport Minister, David "The Walrus" Campbell, was to up to his tusks in core-drilling samples yesterday at Pyrmont, inspecting the first bore holes needed to launch Sydney's newest transport revolution, the Central to Rozelle CBD Metro.

    The Border Mail

  • Some of the world's leading petroleum industry companies have joined forces with an Australian drilling equipment specialist to drive the advance of a world-first "intelligent" core-drilling technology for the oil and gas industry

    WA Business News - Latest News

  • "intelligent" core-drilling technology for the oil and gas industry.

    WA Business News - Latest News


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