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  • Influence of DTH Hammer Imp...
    Timonin, V. V.; Alekseev, S. E.; Karpov, V. N.; Chernienkov, E. M.

    Journal of mining science, 2018/1, Letnik: 54, Številka: 1
    Journal Article

    Water well drilling-with-casing equipment is described in the article. Construction diagrams and field test results of series-production and new drilling-with-casing DTH hammers possessing higher impact energy are analyzed. The economic study of water well drilling cost in geological conditions of the Republic of Altai is performed.