Phosphorus containing waste water treatment method and its application of recovered phosphorus product |
Title： |
| Phosphorus containing waste water treatment method and its application of recovered phosphorus product |
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Application Number： |
200410009462 |
Application Date： |
2004/08/20 |
Announcement Date： |
2005/03/23 |
Pub. Date： |
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Publication Number： |
1597545 |
Announcement Number： |
1246229 |
Grant Date： |
2006-3-22 |
Granted Pub. Date： |
2006-3-22 |
ApplicationType： |
Invention |
State/Country： |
11[China|beijing] |
IPC： |
C02F 1/52, C02F 3/30 |
Applicant(s)： |
Tsinghua Univ. |
Inventor(s)： |
Xing Xinhui, Liu Zehua, Luo Mingfang |
Key Words： |
Phosphorus containing waste water, treatment method, application, recovered phosphorus produ |
Abstract： |
A process for treating P-contained sewage featurs that the iron salt is used as its flocculant and the quaternary ammonium salt and tannic acid are used as its co-flocculant for removing P compounds frmo water and decreasing the turbility of water and the content of iron in water. The appliction of said process in recovering P from sewage is also disclosed. |
Claim： |
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Priority： |
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PCT： |
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LegalStatus： |
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