Thinking ahead

Products for wastewater, biogas and MBT plants

Since 1995 Rotaria has designed, engineered and built process plants in northern Germany. Our products come with published data and clear limits of application, now including quaternary treatment with pipe reactor ozonation.

Rotaria KWA in an SBR tank: stainless steel float with decanting chamber and outlet pipe to the tank wall

Rotaria KWA floating decanter

Floating decanter for SBR plants. All stainless steel, no drive in the tank, designed to DWA‑M 210.

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CycloSort in a plant hall: stainless steel hydrocyclone on top, cylindrical upflow grit washer below, control panel and inclined discharge screw with geared motor on the left.

Rotaria CycloSort hydrocyclone

Removes sand, stones and glass from digestate and slurries and washes the sand in an integrated grit washer.

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Inside the container: two stacked stainless steel pipe reactors on each side with flanges and mounted electronics modules, a checker plate walkway leading to an open door.

Rotaria quaternary treatment

Ozonation for micropollutant removal in a stainless steel pipe instead of a concrete tank, pre-assembled and modular. Built by Rotaria.

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Wastewater treatment plant with two round concrete tanks in the foreground, an operations building and trees behind.

Rotaria TSC process for SBR plants

The buffer tank becomes reaction volume: upgrade SBR plants, often without a new tank.

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Track record

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