+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. Panoramica

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Titolo Regolamentazione

1.1 Riferimenti

1.2 Requisiti identificati

1.3 Standard correlati

2. Requisiti identificati

Requisiti
Fonte Requisito

3. Standard correlati

Standard
Fonte Requisito