发明名称 |
Sewage treatment process using activated sludge |
摘要 |
The activated sludge employed for the microbiological purification of phosphate-containing sewage contains soluble phosphate present in the microorganisms. This sludge is kept in residence in an anaerobic medium to extract the soluble phosphate therefrom and the sludge rid of the phosphate is reemployed for the sewage purification.
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申请公布号 |
CH609652(A5) |
申请公布日期 |
1979.03.15 |
申请号 |
CH19750008064 |
申请日期 |
1975.06.20 |
申请人 |
UNION CARBIDE CORP. |
发明人 |
GILBERT VICTOR LEVIN;GEORGE JIRI TOPOL;ALEXANDRA GREGOR TARNAY |
分类号 |
C02F1/52;C02F1/58;C02F3/12;C02F3/30;C02F11/02;(IPC1-7):02C1/06;02C1/17 |
主分类号 |
C02F1/52 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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