Sewage Digistive | Water Treatment | Waste Water Treatment | Water Treatment Process & Plant Design
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Oxidation Ditches or Pasveer Ditches

Oxidation Ditches or Pasveer Ditches

This method of treating sewage was developed by Dr. Pasveer In Netherlands by treating raw  sewage from small communities. No primary treatment is required here. and thus there is no problem for digestive and...
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