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发明名称
SEWAGE TREATMENT
摘要
<p>A sewage treatment plant comprises a primary sedimentation tank, intermediate treatment means, and a humus tank, and is characterised in that a biological aerated filter is installed in the primary sedimentation tank or in the humus tank.</p>
申请公布号
GB9220187(D0)
申请公布日期
1992.11.04
申请号
GB19920020187
申请日期
1992.09.24
申请人
COPA HOLDINGS LTD
发明人
分类号
C02F3/02;C02F3/06;C02F3/10;C02F3/12
主分类号
C02F3/02
代理机构
代理人
主权项
地址
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