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Soviet Mining

, Volume 15, Issue 1, pp 27–28 | Cite as

Influence of breakdown direction on blasting efficiency and degree of nonuniform crushing of hard rock

  • K. A. Dolgov
Rock Breaking

Keywords

Crushing Hard Rock Ledge Rock Rock Blasting Column Charge 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Literature Cited

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    K. N. Tkachuk, G. D. Mazai, and V. P. Parshin, “Utilization of the geological structure of the rock to increase blasting efficiency,” in: Razrab. Rudn. Mestorozhd. [Mining], No. 4, Kiev (1967).Google Scholar
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    A. V. Shamurin, A. A. Eshchenko, and O. G. Shekun, “Influence of breakdown direction and structure of rocks on quality of blasting,” in: Vzryv. Delo [Blasting], No. 70/27, Nedra, Leningrad (1971).Google Scholar
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    Methodological Instructions on Blasting in Fractured Ledge Rock [in Russian], Apatity, Izd. KF Akad. Nauk SSSR (1975).Google Scholar
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    K. A. Dolgov, “Influence of jointing of the rock on the efficiency of rock crushing by blasting,” Fiz.-Tekh. Probl. Razrab. Polezn. Iskop., No. 4 (1976).Google Scholar
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    K. A. Dolgov, “Determination of degree of nonuniform crushing of hard rocks by blasting,” Izv. Vyssh. Uchebn. Zaved., Gorn. Zh., No. 2 (1977).Google Scholar
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    Provisional Classification of Rocks by Degree of Jointing [in Russian], Izd. IGD im. A. A. Skochinskogo, Moscow (1963).Google Scholar
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    V. N. Mazanik, V. N. Kotyakov, and G. I. Sablin, “Rational schemes of short-delay blasting in jointed rocks for trench cutting,” Tsvetn. Metal., No. 19 (1969).Google Scholar
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    V. G. Zoteev, L. V. Mozhaev, and V. N. Morozov, “On the question of classification of iron-ore deposits in terms of block structure of the rocks and ores,” Tr. IGD Minchermet, No. 38 (1972).Google Scholar

Copyright information

© Plenum Publishing Corporation 1979

Authors and Affiliations

  • K. A. Dolgov

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