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Head: Sofiyskij Konstantin Konstantinovich. Perform expert evaluation of project output air stream output from deadlock face 1 north conveyor drift seam l6 h.885 in a fresh stream of air entering the northern longwall seam l6 h.885. (popup.stage: ). Institute of Geotechnical mechanics of NAS of Ukraine. № 0217U001878
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Updated: 2026-03-26
