Phosphorus recovery: ‘Like a phoenix from the ashes’

Phosphate from ash: Why established processes are not sufficient and how PHOS4green technology leads to success.

Jan Kirchhof, Glatt Ingenieurtechnik, Germany, presents a recovery technology that releases phosphate from sewage sludge ashes and converts it into ready-to-use fertilizers.

  • Author: Jan Kirchhof, Senior Sales Manager Process & Plant Engineering, Glatt Ingenieurtechnik GmbH
  • originally published in the magazine World Fertilizer, issue 03/2019, (Palladian Publications)