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DIN 21631:2011-03
Air regulating systems for mining - Wing air doors for travelling tracks - One-wing type air doors without pressure reduction.
Summary
Roadway air doors by this document are considered for the travelling tracks. They can be built in either right next to the haulage air doors or seperately from them. The air doors are without pressure reduction.
Notes
DIN 21631 (1993-01) remains valid alongside this standard until 2011-08-31.
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 03/01/2011 |
| Page Count | 18 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
No products.
Previous versions
01/01/1993
Superseded
Historical