Showing 21 - 30 results of 34 for search '"Boring"', query time: 0.02s Refine Results
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    Exploratory drilling by Vozdvizhenskiĭ, Boris I.

    Published 1982
    Book
  4. 24

    A linear rock cutting rig by Snowdon, R. A.

    Published 1981
    Book
  5. 25
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    Novel drilling techniques by Maurer, William C.

    Published 1968
    Book
  8. 28
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  10. 30

    Diamond drill handbook by Cumming, James D.

    Published 1951
    Book

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