October 19, 2017
methane_production

Enhancement of Microbial Density and Methane Production in Advanced Anaerobic Digestion of Secondary Sewage Sludge by Continuous Removal of Ammonia

Ammonia inhibition mitigation in anaerobic digestion of high solids content of thermally hydrolysed secondary sewage sludge clinoptilolite was investigated.
September 14, 2017
Sewage Sludge Composting Machine Compost

Composting Domestic Sewage Sludge With Natural Zeolites in a Rotary Drum Reactor

This work aimed the influence of zeolites addition on a sludge-straw composting process using a pilotscale rotary drum reactor. The addition of 10% Zeocat produced compost compliant with Spanish regulations.