Improvement of technological schemes gowounds reusable development workings
Authors:
About authors
- National Mineral Resources University (Mining University)
Abstract
Problems of twice-used preparatory courses support abroad with using materials of active force of initial thrust and rapid growth of resistance and on mines of Russian Donets Basin with using pedestals of wooden-concrete blocks BDB for making support band are considered. Recommendations for enhancement preparatory courses support technological schemes with using pneumatic timbering are suggested.
References
- Пат. 23339817 РФ. Способ охраны подготовительных выработок / Г.В.Овчаренко, Д.Г.Петраков. Опубл. 27.11.2008. Бюл. № 33.
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