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发明名称
METHOD OF CLEANING THE INNER SURFACE OF PIPELINES
摘要
申请公布号
RU1524272(C)
申请公布日期
1993.10.30
申请号
SU19884399134
申请日期
1988.03.28
申请人
SEMENOV YU.M.
发明人
SEMENOV YU.M.
分类号
B08B9/032;B08B3/10;(IPC1-7):B08B9/06
主分类号
B08B9/032
代理机构
代理人
主权项
地址
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