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发明名称
CONVERTER OF DRILLING TOOL WEIGHT AND BIT AXIAL LOAD
摘要
申请公布号
SU1002544(A1)
申请公布日期
1983.03.07
申请号
SU19813295839
申请日期
1981.06.02
申请人
UFIMSKIJ NEFTYANOJ INSTITUT
发明人
KOLOVERTNOV YURIJ D,SU;PALAGUSHKIN VIKTOR A,SU;SHALOVNIKOV ERNST A,SU;SAFONOV VYACHESLAV V,SU;SHIRYAEV VASILIJ I,SU
分类号
E21B45/00;(IPC1-7):E21B45/00
主分类号
E21B45/00
代理机构
代理人
主权项
地址
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