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Water Science and Technology

Volume 33 Number 3

Contents

1–8
Detoxification of industrial wastewaters in an Extractive Membrane Bioreactor
A. G. Livingston, L. M. Freitas dos Santos, P. Pavasant, E. N. Pistikopoulos and L. F. Strachan
9–16
Air monitoring at Camaçari Petrochemical Complex
N. M. S. Neves
17–27
Reduction of operational costs by planned interruptions of aeration in activated sludge plants
Manoel Reis Neiva, Laurindo Alves Galdino, Paula Frassinetti Cavalcanti Catunda and Adrianus van Haandel
29–38
Biological nutrient removal in a sequencing batch reactor treating domestic wastewater
R. S. Bernardes and A. Klapwijk
39–46
15 years of practical sewage treatment in Venezuela
M. Lansdell
47–57
Biodegradability of N-substituted aromatics and alkylphenols under methanogenic conditions using granular sludge
Elías Razo-Flores, Brian Donlon, Jim Field and Gatze Lettinga
59–72
Comparison among the most frequently used systems for wastewater treatment in developing countries
Marcos von Sperling
73–84
Domestic sewage treatment in an upflow anaerobic sludge blanket - sequencing batch reactor system
J. T. de Sousa and E. Foresti
85–98
Sustainable integrated biological wastewater treatment
G. Lettinga
99–110
Competition of methanogenic and sulfidogenic bacteria
A. Visser, L. W. Hulshoff Pol and G. Lettinga
111–118
Disinfection of municipal wastewater by sensitized photooxidation
Z. Li X.
119–130
Quality improvement of biosolids by ferrate(VI) oxidation of offensive odour compounds
Allen C. Chao
131–144
Policy options for environmentally sound technology in India
P. Khanna
145–152
Improving the effluent quality of facultative stabilization ponds by means of submerged aerated biofilters
R. F. Gonçalves and F. F. de Oliveira
153–167
Industrial depollution project of Tietê River
L. R. Alonso
169–175
Anaerobic treatment of Municipal Solid Waste
G. Plaza, P. Robredo, O. Pacheco and A. Saravia Toledo
177–184
pH-Stability in anaerobic bioreactors treating methanolic wastewaters
L. Florencio, J. A. Field, A. van Langerak and G. Lettinga
185–194
An equation for the empirical design of anoxic zones used to eliminate rising sludges at nitrifying activated sludge plants
M. Sarioglu and N. Horan
195–210
Design of grit channels controlled by parshall flumes
Gerrit v. R. Marais and Adrianus C. van Haandel
211–222
Institutional developments, standards and river quality: a UK history and some lessons for industrialising countries
D. W. M. Johnstone and N. J. Horan
223–237
CETREL's environmental management system (BS-7750): an advanced and innovative project
F. A. Pereira and A. B. Kauss
239–246
Treatment of wastewater transported by vacuum trucks
A. M. Ingallinella, G. Sanguinetti, H. P. Vazquez and R. G. Fernández