![Clarifier for gravel pits](https://www.hbdrilling.be/sites/default/files/P1010107.JPG)
Clarifier for gravel pits
![Preparation of polyelectrolyte in a container](https://www.hbdrilling.be/sites/default/files/SDH_EP6_DVD_9.JPG)
Preparation of polyelectrolyte in a container
![Preparation of polyelectrolyte in a container](https://www.hbdrilling.be/sites/default/files/SDH_EP6_DVD_27.JPG)
Preparation of polyelectrolyte in a container
![Preparation of polyelectrolyte in a container](https://www.hbdrilling.be/sites/default/files/SDH_EP6_DVD_31.JPG)
Preparation of polyelectrolyte in a container
![DVD - Detection of precipitation speed](https://www.hbdrilling.be/sites/default/files/SDH_EP6_DVD_36.JPG)
DVD - Detection of precipitation speed
![DVD - Detection of precipitation speed](https://www.hbdrilling.be/sites/default/files/SDH_EP6_DVD_52.JPG)
DVD - Detection of precipitation speed
![Treatment of water from a limestone quarry - entry of loaded water into the clarifier](https://www.hbdrilling.be/sites/default/files/carmeuse%20clarificateur%201.jpg)
Treatment of water from a limestone quarry - entry of loaded water into the clarifier
![Water overflow after decanting](https://www.hbdrilling.be/sites/default/files/carmeuse%20clarificateur%202.jpg)
Water overflow after decanting
![General view on the press filters](https://www.hbdrilling.be/sites/default/files/carmeuse%20clarificateur%203.jpg)
General view on the press filters
![Cake conveyor after filtration](https://www.hbdrilling.be/sites/default/files/carmeuse%20clarificateur%204.jpg)
Cake conveyor after filtration