Biologieseskuimbeheer met selektiewe flottasie in die geaktiveerdeslykproses Biologieseskuimbeheer met selektiewe flottasie in die geaktiveerdeslykproses
Epidemiological studies pertaining to the possible reclamation and reuse of purified sewage effluent in the Cape Peninsula Epidemiological studies pertaining to the possible reclamation and reuse of purified sewage effluent in the Cape Peninsula
Removal of phosphate and nitrogen compounds from biological filter effluents Removal of phosphate and nitrogen compounds from biological filter effluents
Sludge Dewatering and the Treatment of Sludge Liquors Sludge Dewatering and the Treatment of Sludge Liquors
Sludge stabilisation and disinfection by means of autothermal aerobic digestion using oxygen Sludge stabilisation and disinfection by means of autothermal aerobic digestion using oxygen
Theory, design and operation of nutrient removal activated sludge processes Theory, design and operation of nutrient removal activated sludge processes