Explosion prevention and protection in underground mines - Protective systems - Part 1: 2-bar-explosion proof ventilation structure; German version EN 14591-1:2004— 17 стр.
Explosion prevention and protection in underground mines - Protective systems - Part 1: 2-bar-explosion proof ventilation structure, Corrigenda to DIN EN 14591-1:2004-12; German version EN 14591-1:2004/AC:2006— 2 стр.