Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor – Part 2: Modification of simple wet chemistry analytical procedures to achieve COD and S mass balances Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor – Part 2: Modification of simple wet chemistry analytical procedures to achieve COD and S mass balances
Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor – Part 3: Performance at 20°C and 35°C Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor – Part 3: Performance at 20°C and 35°C
Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor – Part 4: Bed settling characteristics Biological sulphate reduction with primary sewage sludge in an upflow anaerobic sludge bed (UASB) reactor – Part 4: Bed settling characteristics
Basic sanitation services in South Africa -learning from the past, planning for the future Basic sanitation services in South Africa -learning from the past, planning for the future
Removal of the fouling layer on membrane filters used in water filtration by a combination of mechanical impact and purification chemicals Removal of the fouling layer on membrane filters used in water filtration by a combination of mechanical impact and purification chemicals
Investigation of hybrid membrane system for purification of wastewaters from the olive industry with simultaneous recovery of valuable components Investigation of hybrid membrane system for purification of wastewaters from the olive industry with simultaneous recovery of valuable components
The Rhodes Biosure process: Part 3 – Sulphur removal unit operations The Rhodes Biosure process: Part 3 - Sulphur removal unit operations
The South African oxidation and disinfection manual The South African oxidation and disinfection manual