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发明名称
DEVICE FOR CLEANING PIPES FROM PARAFFIN
摘要
申请公布号
RU2023868(C1)
申请公布日期
1994.11.30
申请号
SU19914932930
申请日期
1991.03.04
申请人
SAFAROV RAUF R;SULEJMANOV ROBERT YU
发明人
SAFAROV RAUF R;SULEJMANOV ROBERT YU
分类号
E21B37/02;(IPC1-7):E21B37/02
主分类号
E21B37/02
代理机构
代理人
主权项
地址
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