
Mine plans - Deep mining - Part 6: Safekeeping of mining produced hollows.
NORMA vydána dne 1.7.2004
Designation standards: DIN 21913-6:2004-07
Note: NEPLATNÁ
Publication date standards: 1.7.2004
The number of pages: 10
Approximate weight : 30 g (0.07 lbs)
Country: German technical standard
Kategorie: Technické normy DIN
Bergmännisches Risswerk - Tiefbau - Teil 6: Verwahrung bergmännisch hergestellter Hohlräume.