Pizzoli NAS

Nitrogen removal

Many sectors produce highly polluted wastewater, with nitrogen being one of the main pollutants. Removing nitrogen can be very expense.

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DIGESTMIX systems STP den Bosch

Colsen's technology complying with US EPA biosolids class A

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Pizzoli

Project update: energy-efficient waste- and wastewater treatment for Pizzoli S.p.A.

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Cows

Invest International provides capital for biogas from cow manure

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