The combined opened underground mining of nearboard and sub quarry reserves of apatite nepheline ores

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Название	The combined opened underground mining of nearboard and sub quarry reserves of apatite nepheline ores
Автор	Demidov Yu. V., Zvonar’ A. Yu., Leontyev A. A.
Информация об авторе	Yu. V. Demidov, Councilor of General Director, Prof., D. Eng.; A. Yu. Zvonar', Technical Director — Main Engineer, “Apatit” JSC; A. A. Leontyev, Major Researcher, C. Eng., Mining Institute of KSC of the RAS
Реферат	Pre-design tehnical-technological developments for reclamation of nearboard and sub-quarry reserves of apatite-nepheline ores by underground method are presented with a view of timely replenishment of closing capacities of open-cast mines.
Ключевые слова	Apatite-nepheline deposit, open-cast mine, underground mine, nearboard and sub-quarry reserves, replenished capacities, opening schemes, mining method.
Language of full-text	английский
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