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发明名称
DRAINAGE DISPOSAL PROCESS
摘要
申请公布号
JPS5223851(A)
申请公布日期
1977.02.23
申请号
JP19750098602
申请日期
1975.08.15
申请人
HITACHI LTD
发明人
ODAJIMA KENJI;HIRATSUKA YUTAKA;OKAMOTO AKIRA
分类号
C02F1/58;C01F11/22
主分类号
C02F1/58
代理机构
代理人
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地址
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