DWA Industry Guide Watermanagement, Wastewater-Waste
companies in category "6.2.46 Biological immersion contactor plants"
![](images/logos/2373.png)
50354 Hürth
![](images/logos/2463.png)
Veolia Water Technologies Deutschland GmbH
29221 Celle
50354 Hürth
Veolia Water Technologies Deutschland GmbH
29221 Celle