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发明名称
DRILL STRING SETTING AND PULLING SPEED OPTIMIZATION METHOD
摘要
申请公布号
SU1765350(A1)
申请公布日期
1992.09.30
申请号
SU19894680305
申请日期
1989.04.18
申请人
SAMARSKIJ POLT I IM.V.V.KUJBYSHEVA, ´ôóôAó B ×.CÕ³PAHô
发明人
BRAZHNIKOV VLADIMIR A,SU;ZAVARZIN NIKOLAJ I,SU;RAKHIMOV AKBARKHODZHA K,SU;SERGEEV MIKHAIL I,SU
分类号
E21B19/00;E21B21/08
主分类号
E21B19/00
代理机构
代理人
主权项
地址
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