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发明名称
METHOD AND DEVICE FOR CLEANING PIPELINES,SPECIALLY A LUBRICATING INSTALLATION
摘要
申请公布号
PL109041(B1)
申请公布日期
1980.05.31
申请号
PL19770200586
申请日期
1977.08.30
申请人
发明人
分类号
B08B;C23G1/02;C23G3/04;(IPC1-7):B08B9/06
主分类号
B08B
代理机构
代理人
主权项
地址
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