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Vol 186
Pages:
79-81
Download volume:
RUS
Article

The improvement of selective extraction of thick potash seams mined with room and pillar mining method

Authors:
Yu. G. Sirenko1
M. Yu. Brychkov2
E. R. Kovalsky3
About authors
  • 1 — канд. техн. наук Associate professor Saint Petersburg State Mining Institute (Technical University)
  • 2 — Student Saint Petersburg State Mining Institute (Technical University)
  • 3 — Ph.D. assistant lecture Saint Petersburg State Mining Institute (Technical University)
Date submitted:
2009-08-26
Date accepted:
2009-10-25
Date published:
2010-04-22

Abstract

Technological scheme of selective extraction of a complex thick potash seam on the basis of cutting machine «Bucyrus Model 25 M0» is proposed. Stable pillars’ width and room dimensions are calculated. Economical effect is also presented.

Область исследования:
Mining
Keywords:
selective extraction potash seams room-and-pillar mining method numerical modeling
Go to volume 186

References

  1. Kovalsky E.R. Problems of increase of extraction ratio // Commercial development of mineral resources of the North: problems and solutions / Branch of SPMI «Vorcut. mining institute». Vorkuta, 2006. V.2. P.93-98.
  2. Regulations and methodical documents for mining works at potash deposit «Starobinskoe» / NTP «Gornyak». Soligorsk - Minsk, 1995/214 p.
  3. Olovianniy A.G. Certain problems of rock mechanics / FGUE «Intersectoral scientific center» VNIM. Saint Petersburg, 2003. 234 р.

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