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Opening of the Lower horizons of the Grekhovsky mine

Opening of the Lower horizons of the Grekhovsky mine The project considered and considered hydrogeological and geological conditions, the rated term of working off, an operating mode is determined, losses and impoverishment, technology of conducting mining operations are calculated, systems and parameters of systems of development, parameters of drilling-and-blasting works are defined, questions of ventilation and Safe engineering, etc. are considered.



Раздел:  Mining

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