+Article 2 (47)

Article 2 (47)

‘ventilation shaft’ means a vertical passage used to move fresh air underground or to remove methane and other gases from an underground coal mine;

1. Pregled

,
Naslov Regulativa

1.1 Sklici

1.2 Ugotovljene zahteve

1.3 Povezani standardi

2. Ugotovljene zahteve

Zahteve
Vir Zahteva

3. Povezani standardi

Standardi
Vir Zahteva