CarbonExtract® for primary sludge extraction

The process of Passavant CarbonExtract enables the separation of particulate matter to provide a solution for the effective pre-treatment of wastewater.

Potable Water Treatment

Passavant Shut-Off Devices

Activated sludge process with pre-denitrification system for the

Passavant & Geiger Passavant & Geiger

Organic matter release from primary sludge by mechanical cutting - ScienceDirect

Noggerath® Circular Grit Washer GWC

Carbon source recovery from waste sludge reduces greenhouse gas emissions in a pilot-scale industrial wastewater treatment plant - ScienceDirect

Phosphorus release and recovery from Fe-enhanced primary sedimentation sludge via alkaline fermentation - ScienceDirect

Passavant® Scraper Technology for Circular Tanks

Noggerath® Vortex Grit Removal System GCC-V