Auxiliary ventilation for mining - Sheet steel ventilation ducting with collars and loose flanges.
STANDARD published on 1.10.2009
Designation standards: DIN 21603:2009-10
Publication date standards: 1.10.2009
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: German technical standard
Category: Technical standards DIN
Sonderbewetterung im Bergbau - Wetterlutten aus Stahlblech mit Bunden und losen Flanschen.