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Soviet Mining

, Volume 20, Issue 4, pp 261–265 | Cite as

Study of the deformation process in hole walls while introducing a drilling instrument into the near-stope portion of a coal seam

  • V. A. Nikiforov
Rock Mechanics and Rock Pressure
  • 20 Downloads

Keywords

Drilling Coal Seam Brittle Failure Soft Coal Coal Mass 
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Literature Cited

  1. 1.
    M. T. Alimzhanov, “Stress-strain state of a rock mass around a single working,” Fiz.-Tekh. Probl. Razrab. Polezn. Iskop., No. 4 (1972).Google Scholar
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    O. I. Chernov, Ya. G. Shliomovichus, and N. P. Mironov, “Association of the adhesion coefficient and the angle of internal friction in coal with M. M. Protod'yakonov's hardness ratio,” in: Problems of Rock Pressure [in Russian], No. 13, Izd. Sib. Otd. Akad. Nauk SSSR, Novosibirsk (1962).Google Scholar
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    Ya. G. Shliomovichus and V. I. Murashev, “Theoretical studies of the stress state of a coal mass ahead of a preparatory working,” in: Works of the Eastern Scientific Research Institute: Vol. 15: Danger of Operations in Coal Mines [in Russian], Nedra, Moscow (1971).Google Scholar
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    V. V. Khodot, Sudden Ejections of Coal and Gas [in Russian], Gosgortekhizdat, Moscow (1961).Google Scholar
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    V. N. Puzyrev and V. A. Nikiforov, “Theoretical studies of dust output from control drillholes in the prediction of ejection-dangerous and safe zones in seams,” in: Works of the Eastern Scientific Research Institute, Vol. 20: Fighting Gas and Sudden Ejections in Coal Mines [in Russian], Kemerov. Knig. Izd. Kemerovo (1973).Google Scholar
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    “Instruction in the safe conduction of mining operations in seams with a tendency for sudden ejections of coal, rock, and gas: Appendix to Section 5, Chapter 2,” in: Safety Regulations for Coal and Shale Mines [in Russian], Nedra, Moscow (1977).Google Scholar

Copyright information

© Plenum Publishing Corporation 1986

Authors and Affiliations

  • V. A. Nikiforov

There are no affiliations available

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