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经营范围
发明名称
PRETREATMENT OF SLUDGE
摘要
申请公布号
JPS6470199(A)
申请公布日期
1989.03.15
申请号
JP19870228977
申请日期
1987.09.11
申请人
NGK INSULATORS LTD
发明人
MAJIMA TAKESHI;KAWASE MITSUO;AOKI NOBUHIRO
分类号
C02F11/04
主分类号
C02F11/04
代理机构
代理人
主权项
地址
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