References

  1. T. Okubo, T. Onodera, S. Uemura, T. Yamaguchi, A. Ohashi, H. Harada, On-site evaluation of the performance of a full-scale down-flow hanging sponge reactor as a post-treatment process of up-flow anaerobic sludge blanket reactor for treating sewage in India, Bioresour. Technol., 194 (2015) 156–164.
  2. T. Onodera, T. Okubo, S. Uemura, T. Yamaguchi, A. Ohashi, H. Harada, Long-term performance evaluation of down-flow hanging sponge reactor regarding nitrification in a full-scale experiment in India, Bioresour. Technol., 204 (2016) 177–184.
  3. S. Uemura, H. Harada, Application of UASB Technology for Sewage Treatment with a Novel Post Treatment Process, Environmental Anaerobic Technology, Applications and New Developments, Imperial College Press, London, UK, 2010.
  4. A. Tawfik, F. El-Gohary, A. Ohashi, H. Harada, Optimization of the performance of an integrated anaerobic-aerobic system for domestic wastewater treatment, Water Sci. Technol., 58 (2008) 185–194.
  5. T. Onodera, M. Tandukar, D. Sugiyana, S. Uemura, A. Ohashi, H. Harada, Development of a sixth-generation down-flow hanging sponge (DHS) reactor using rigid sponge media for post-treatment of UASB treating municipal sewage, Bioresour. Technol., 152 (2014) 93–100.
  6. T. Okubo, K. Kubota, T. Yamaguchi, S. Uemura, H. Harada, Development of a new non-aeration-based sewage treatment technology: performance evaluation of a full-scale down-flow hanging sponge reactor employing third-generation sponge carriers, Water Res., 102 (2016) 138–146.
  7. APHA, Standard Methods for the Examination of Water and Wastewater, 21st ed., American Public Health Association, Washington, D.C., USA, 2005.
  8. N. Araki, A. Ohashi, I. Machdar, H. Harada, Behaviors of nitrifiers in a novel biofilm reactor employing hanging spongecubes as attachment site, Water Sci. Technol., 39 (1999) 23–31.
  9. N. Ikeda, T. Natori, T. Okubo, A. Sugo, M. Aoki, M. Kimura, T. Yamaguchi, H. Harada, A. Ohashi, S. Uemura, Enhancement of denitrification in a DHS reactor by effluent recirculation, Water Sci. Technol., 68 (2013) 591–598.
  10. M. Tandukar, S. Uemura, I. Machdar, A. Ohashi, H. Harada, A low-cost municipal sewage treatment system with a combination of UASB and the “fourth-generation” downflow hanging sponge reactors, Water Sci. Technol., 52 (2005) 323–239.