Process & contact
ePhos (Fraunhofer IGB)
This process is no longer under development
Input materials
Sewage sludge dewatering liquor
Output products
Struvite or K-struvite (magnesium ammonium phosphate)
Process description
Electrochemical struvite precipitation, using sacrificial magnesium anode and no chemical inputs
Operating status
Full-scale installation was planned for 2017