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Head: Непомнящій Олександр Лазаревич. To develop a number of mechanization means to fasten coal chutes and ventilation raises when mining steep and steeply inclined seams with shield units. Donetsk State Research Plsnning-and-Desing and Experimental Institute of Mine Integrated Mechanization. № 0109U006390
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Updated: 2025-11-15