Wastewater purification
The industrial wastewater treatment consists of a succession of stages (or processes) during which the undesidered substances are removed, concentrated in the form of sludge, resulting so a final effluent having a good quality for the receiving body (river or sea).
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Wastewater treatment plant
The treatment utilized for the wastewater purification is briefly the following:
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- Biological oxidation of the water to degrade the polluting organic substances (COD, BOD5)
- Sedimentation and sludge recirculation
- Biological/chemical treatment of the sludge
- Sludge dehydration
- Discharge of the water into the river or into the sewerage
- Sending of the dehydrated sludge in the dump, to the reuse in the agriculture field or to the drying process/incineration.
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