
Mine plans - Operational safety - Part 1: Ventilation system and meteorology.
NORMA vydána dne 1.2.2007
Designation standards: DIN 21916-1:2007-02
Publication date standards: 1.2.2007
The number of pages: 22
Approximate weight : 66 g (0.15 lbs)
Country: German technical standard
Kategorie: Technické normy DIN
Bergmännisches Risswerk - Betriebssicherheit - Teil 1: Wetterführung und Meteorologie.