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Journal of Mining Science

, Volume 42, Issue 2, pp 151–156 | Cite as

Shield support selection based on geometric characteristics of coal seam

  • K. Goshtasbi
  • K. Oraee
  • F. Khakpour-yeganeh
Article

Abstract

The most initial investment in longwall face equipping is the cost of powered support. Selection of proper shields for powered supports is based on load, geometric characterization of coal seams and economical considerations.

Longwall coal seam inclination coal seam thickness powered support 2-leg shield 4-leg shield 

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References

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    Th. M. Barszack, “Selecting proper type of shield supports,” Information Circular, Bureau of Mines, United States (1990).Google Scholar
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    D. P. Ashvin, et al., “Some fundamental aspects of face powered support design,” The Mining Engineer (1970).Google Scholar
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    A. H. Wilson, “Support load requirement on longwall faces,” The Mining Engineer (1975).Google Scholar
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    Zaklad Maszyn Gorniczych Glinik: http://www.zmg.glinik.gorlice.pl.

Copyright information

© Springer Science+Business Media, Inc. 2006

Authors and Affiliations

  • K. Goshtasbi
    • 1
  • K. Oraee
    • 1
  • F. Khakpour-yeganeh
    • 1
  1. 1.Faculty of Engineering, Mining Engineering GroupTarbiat Modarres UniversityTehranIran

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