untitled BRITISH STANDARD BS EN 14983 2007 Explosion prevention and protection in underground mines — Equipment and protective systems for firedamp drainage The European Standard EN 14983 2007 has the[.]
BRITISH STANDARD Explosion prevention and protection in underground mines — Equipment and protective systems for firedamp drainage The European Standard EN 14983:2007 has the status of a British Standard ICS 13.230; 73.100.20 12&23