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Upflow sand-roughing filtration
Slow sand filtration requires low turbidity water for effective operation. In most cases this means pretreating the raw water to reduce its turbidity. Lately horizontal gravel filters have become very popular as a means of pretreatment. They are simple to operate, have a large mass storage capacity,...
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| Format: | Default Thesis |
| Published: |
1994
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| Online Access: | https://hdl.handle.net/2134/34972 |
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