Sludge digestion

Autoheated Thermophilic Aerobic Digestion ATAD

Stabilized and disinfected sewage sludge as valuable fertilizerWith autoheated thermophilic aerobic digestion (ATAD) sewage sludge becomes stabilized and disinfected, transforming it into a valuable and cost-effective fertilizer, that fulfills highest…

Sludge digestion

Sludge fermentation + Biogas production

Marex provides complex solutions for waste management including sludge fermentation and biogas production.Sludge fermentation is a proven process of sludge stabilization dating back to the end of the 19th century…