Czasopismo nowoczesnego górnictwa

ISSN 2450 – 7326 e-ISSN 2449 – 6421

Nr 2/2022 (550)

MAREK WOJTAS, DAMIAN KAZUBIŃSKI, KLAUDIUSZ PILARZ AN INNOVATIVE CROSSING POWERED SUPPORT OF THE HENNLICH-20/43-CH TYPE The underground mining of minerals with a longwall system requires the construction of two parallel galleries (bottom road, top road). As the longwall progresses, they are eliminated (mining from the boundaries). Reconstruction of this area, i.e., the wallroad crossing, is […]

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