Sustainable resources

CoRe Water – From WWTP to sustainable water factory

The transition to the way we’ll be handling our wastewater in the future is being shaped by several developments that aim at improving effluent quality, cutting greenhouse gas…

Sustainable resources

Waterproof Flower-Bulb Cultivation

The bulb cultivation sector in the Netherlands is an intensive user of plant protection products and nutrients. As such, it contributes to the deterioration of surface water and groundwater quality, to the…

Sustainable resources

Reuse of coagulant from aquafer (HerCauWer)

In the Netherlands drinking water treatment almost always generates aquafer as a residual. By treating this material with acid, we can again transform it into iron salts, which can then be applied…

Sustainable resources

Remineralisation of RO permeate

Oasen is working on the full-stream treatment of, among others, river-bank filtrate using RO, which entails the complete removal of practically all substances, including minerals, from the water. A crucial aspect of this development is the conditioning…

Sustainable resources

Power-to-Protein: pilot (phase 2)

The supply of sufficient food, energy and water present huge challenges worldwide – among the causes are global population growth and the impact of climate change on crops. There is no obvious universal solution. Rather, what will…

Sustainable resources

Recovering metals from water, sludge and fly ash

The focus of water treatment is increasingly shifting to the recovery of raw materials, partly stimulated by the quest for a circular economy. In the same way as drinking water companies and…