Browsing Ong Soon An, Assoc. Prof. Dr. by Author "Lim, Poh Eng"
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Effects of adsorbents and copper(II) on activated sludge microorganisms and sequencing batch reactor treatment process
Ong, Soon An; Lim, Poh Eng; Seng, Chye Eng (Elsevier B.V., 2003-10-31)Wastewater treatment systems employing simultaneous adsorption and biodegradation processes have proven to be effective in treating toxic pollutants present in industrial wastewater. The objective of this study is to ... -
Effects of Cu(II) and Cd(II) on the performance of sequencing batch reactor treatment system
Ong, Soon An; Lim, Poh Eng; Seng, Chye Eng; Makoto, Hirata; Tadashi, Hano (Elsevier B.V., 2005-01)The effects of Cu(II) and Cd(II)-containing wastewater on activated sludge microorganisms were investigated. The addition of Cu(II) and Cd(II) affected significantly the activities of activated sludge microorganisms in the ... -
Heavy metals and adsorbents effects on activated sludge microorganisms
Ong, Soon An; Lim, Poh Eng; Seng, Chye Eng (Wiley-VCH Verlag, 2004-01)The sorption of Cu(II) and Cd(II) from synthetic solution by powdered activated carbon (PAC), biomass, rice husk (RH) and activated rice husk (ARH) were investigate under batch conditions. After activated by concentrated ... -
Simultaneous adsorption and biodegradation processes in sequencing batch reactor (SBR) for treating copper and cadmium-containing wastewater
Lim, Poh Eng; Ong, Soon An; Seng, Chye Eng (Elsevier Limited, 2002)The application of simultaneous adsorption and biodegradation processes in the same reactor is known to be effective in the removal of both biodegradable and non-biodegradable contaminants in various kinds of wastewater. ...