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发明名称
APPARATUS FOR CONTROLLING DEPARAFFINIZATION OF PIPES WITH SCRAPERS
摘要
申请公布号
SU905437(A1)
申请公布日期
1982.02.15
申请号
SU19792727766
申请日期
1979.02.22
申请人
SP PK BYURO V OBEDINENIYA "SOYUZNEFTEAVTOMATIKA"
发明人
BARTENEV ANATOLIJ S,SU;GORBUNOV VIKTOR I,SU;POLYAKOV GENNADIJ I,SU
分类号
E21B37/02;B08B9/00;(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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