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发明名称
METHOD OF EFECTIVE USE OF SLUDGE CONTAINING FERROUS OXIDE
摘要
申请公布号
JPS52111492(A)
申请公布日期
1977.09.19
申请号
JP19760027819
申请日期
1976.03.15
申请人
NISSHIN KOGYO KK
发明人
MARUO SHIYOUICHI
分类号
C22B1/00;C02F11/00
主分类号
C22B1/00
代理机构
代理人
主权项
地址
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