TY - BOOK AU - Thaer Moneer Janem AU - Ehab Helmy Razik , AU - Ehab Mohamed Rashed , TI - Effect of thermochemical treatment on anaerobic digestion of sewage sludge / PY - 2012/// CY - Cairo : PB - Thaer Moneer Janem , KW - Anaerobic digester KW - Thermochemical treatment KW - Wastewater treatment N1 - Thesis (M.Sc.) - Cairo University - Faculty of Engineering - Department of Civil Engineering; Issued also as CD N2 - This research studies the effect of thermochemical pre- treatment on hydroloysis and acidification of anaerobic digestion and the pilot scale was installed in Zenein wastewater treatment plant in Giza district and the experiment consist of three cases and each case presents one chemical . The chemicals used were KOH, NaOH and Naocl . The adding chemicals break down the microbial cell wall for releasing the intracellular and extracellular substances into the aqueous phase ER -