Pre-treatment for slow sand filters
Slow sand filters are being used for the treatment of surface waters in many areas of Pakistan. Most slow sand filters draw water from irrigation canals. To ensure supplies during the canal closure period, storage tanks with a capacity equivalent to 21 days of supply are provided. The raw waters are...
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| Format: | Default Conference proceeding |
| Published: |
1998
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| Online Access: | https://hdl.handle.net/2134/30157 |
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