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发明名称
ASPHALT/WAX COMPOUND FOR ANTI-CORROSION PROTECTION OF UNDERGROUND MINE PIPELINES
摘要
申请公布号
PL141748(B1)
申请公布日期
1987.08.31
申请号
PL19840247388
申请日期
1984.04.25
申请人
发明人
分类号
C08L;C08L95/00;C09D;C09D5/08;(IPC1-7):C09D5/08
主分类号
C08L
代理机构
代理人
主权项
地址
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