In just two steps – new fertilizer made to measure from sewage sludge ash (German Article)

How the two-step, residue-free process “PHOS4green” turns sewage sludge ash into ready-to-use fertilizer containing phosphorus. (Article in German language)

  • author: Jan Kirchhof, Senior Sales Manager Process & Plant Engineering, Glatt Ingenieurtechnik GmbH
  • originally published in WASSER & ABWASSER TECHNIK, issue  4 / 2019, Fachweltverlag