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Head: Minieiev Serhii P.. Develop recommendations and agree on a back-to-back, type 1-M, ventilation scheme and calculation of the air flow required for ventilation of the cleaning workings and the excavation area, and the load permissible according to the gas factor on the cleaning hole 19 of the northern bench of the layer l1 of slope № 1 LLC "Mine 1-3 "Novogrodivska"..
Institute of Geotechnical Mechanics named after MS Polyakova of the National Academy of Sciences of Ukraine. № 0124U002981
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Updated: 2026-03-18
