DIN 21913-1
Mine plans; deep mining; underground workings
active
| Organization: | DIN |
| Publication Date: | 1 February 1992 |
| Status: | active |
| Page Count: | 34 |
| ICS Code (Mining and quarrying): | 73.020 |
Document History
February 1, 1992
Bergmaennisches Risswerk; Tiefbau; Grubenbaue; Erlaeuternde Angaben
A description is not available for this item.
DIN 21913-1
February 1, 1992
Mine plans; deep mining; underground workings
A description is not available for this item.