Sludge treatment arises in the treatment of wastewater in the communities. This is a surplus sludge removed from the process, the water content of which has been calculated by pre-treatment (swamp tape, screw, lintel).

The acquisition targets the treatment of surplus sludge removed from the wastewater purification process in municipal municipalities. The surplus sludge is dried using either a swamp tape, a screw or a line. Dry matter content varies between 18 and 24%.