The improvement of selective extraction of thick potash seams mined with room and pillar mining method
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)
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.
References
- Ковальский Е.Р. Проблемы повышения степени извлечения полезного ископаемого из недр // Освоение минеральных ресурсов Севера: проблемы и решения / Филиал СПГГИ (ТУ) «Воркутинский горный институт». Воркута, 2006. Т.2. С.56-59.
- Нормативные и методические документы по ведению горных работ на Старобинском месторождении калийных солей / НТП «Горняк». Солигорск – Минск, 1995. 214 c.
- Оловянный А.Г. Некоторые задачи механики массивов горных пород / ФГУП «Межотраслевой научный центр» ВНИМИ. СПб, 2003. 234 с.
Similar articles
Definition of dependent cadastral value estimation indicators of urban land sections (on the example of Kostomuksha)
2010 O. Yu. Lepikhina
Research of antifrictional properties of industrial oil with additives of the nanostructured metals the acoustic method
2010 I. V. Pleskunov, D. S. Bystrov, A. G. Syrkov, I. V. Pantyushin, T. G. Vakhreneva
The analyses of influence of goafs on the state of developmental excavations as applies to Starobinsky potassium salt deposit
2010 A. P. Gospodarikov, L. A. Bespalov
Research of the probability of sudden salt rock outbursts on the basis of measuring of their volume shrinkage
2010 Yu. G. Sirenko, A. V. Brovko, A. A. Sankovskii