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Individual-portal support with a pre-tensioned canopy for a coal mine roadway junction

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23 sept. 2024
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Rotkegel, Marek
Central Mining Institute – National Research InstituteKatowice, Poland
Nguyen, Phu Minh Vuong
Central Mining Institute – National Research InstituteKatowice, Poland
Duong, Duc Hai
Vinacomin – Institute of Mining Science and TechnologyHanoi, Vietnam