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发明名称
SANITARY SEWAGE PURIFYING METHOD AND APPARATUS USING CONTACT OXIDATION TANK AND AERATION FILTER-TYPE SETTLING TANK
摘要
申请公布号
KR1019950013317(B1)
申请公布日期
1995.11.02
申请号
KR1019930006229
申请日期
1993.04.14
申请人
发明人
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主分类号
代理机构
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