Method for removing nitrogen and phosphorus from urban domestic sewage containing nitrogen and phosphorus
The invention discloses a method for removing nitrogen and phosphorus from urban domestic sewage containing nitrogen and phosphorus. A filtering device is arranged at the upper end of the first sedimentation tank to filter and block solid waste in the urban domestic sewage, solid and liquid in the u...
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| Format: | Patent |
| Sprache: | chi ; eng |
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