DIN 21913-4:2009-02

Mine plans - Deep mining - Part 4: Hazardous zones, zones of protective measures.

STANDARD published on 1.2.2009

The information about the standard:

Designation standards: DIN 21913-4:2009-02
Publication date standards: 1.2.2009
The number of pages: 16
Approximate weight : 48 g (0.11 lbs)
Country: German technical standard
Category: Technical standards DIN