Extracting humic acids from digested sludge by alkaline treatment and ultrafiltration

Microwave, ultrasonic and chemo-mechanical pretreatments for enhancing methane potential of pulp mill wastewater treatment sludge

(2011) Mithun Saha et al.   BIORESOURCE TECHNOLOGY

Effect of thermal alkaline pretreatment on the anaerobic digestion of wasted activated sludge

(2011) S. E. Vigueras-Carmona et al.   WATER SCIENCE AND TECHNOLOGY

Application of acidic thermal treatment for one- and two-stage anaerobic digestion of sewage sludge

(2010) M. Takashima et al.   WATER SCIENCE AND TECHNOLOGY

Application of alkaline treatment for sludge decrement and humic acid recovery

(2009) Huan Li et al.   BIORESOURCE TECHNOLOGY

Alkali pretreatment enhances biogas production in the anaerobic digestion of pulp and paper sludge

(2009) Yunqin Lin et al.   JOURNAL OF HAZARDOUS MATERIALS

NMR study of the humification process during sewage sludge treatment

(2008) M. Bartoszek et al.   CHEMOSPHERE

Study on biosorption of humic acid by activated sludge

(2007) Hua-Jun Feng et al.   BIOCHEMICAL ENGINEERING JOURNAL

Effects and model of alkaline waste activated sludge treatment

(2007) Huan Li et al.   BIORESOURCE TECHNOLOGY

Effect of alkaline pretreatment on anaerobic digestion of solid wastes

(2007) M. López Torres et al.   WASTE MANAGEMENT