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发明名称
DEVICE FOR CONTROL OF ANGLE OF INSTALLATION OF DEFLECTING TOOL
摘要
申请公布号
RU2070291(C1)
申请公布日期
1996.12.10
申请号
SU19914928903
申请日期
1991.03.11
申请人
SIBIRSKIJ NAUCHNO-ISSLEDOVATELSKIJ INSTITUT NEFTYANOJ PROMYSHLENNOSTI
发明人
SAVINYKH YURIJ A;YUDIN ALEKSEJ F;STOLYAROV OLEG A
分类号
E21B47/0224;G01B5/24;(IPC1-7):E21B47/022
主分类号
E21B47/0224
代理机构
代理人
主权项
地址
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