Superseded
Standard
Historical
DIN 21638:1999-05
Air regulation systems in mining - Wing air locks for travelling tracks - Double-wing type doors with pressure reduction
Preview
Summary
Roadway air doors by this document are considered for travelling tracks. They can be built in either right next to the haulage air doors or separately from them. The air doors are with pressure reduction.
Notes
À remplacer par DIN 21638 (2015-10).
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 05/01/1999 |
| Cancellation Date | 09/01/2016 |
| Page Count | 5 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
No products.
Previous versions
01/12/1983
Superseded
Historical