DRILL CARRIAGE FOR BORING PARALLEL UPWARD WELLS,申请号SU19772477133-传众专利搜索

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发明名称	DRILL CARRIAGE FOR BORING PARALLEL UPWARD WELLS
摘要
申请公布号	SU659741(A1)	申请公布日期	1979.04.30
申请号	SU19772477133	申请日期	1977.04.18
申请人	G PNII "GIPRONIKEL"	发明人	SHMIDT ELIAS V,SU;MEKLIN MARAT A,SU;SHCHETKOV NIKOLAJ A,SU;KRASOVSKIJ IGOR ,SU;FRIDMAN VYACHESLAV R,SU;BELEVICH ANDREJ A,SU;ALYAMSKIJ VYACHESLAV ,SU;KOZLYAK SERGEJ A,SU;CHISTOV SERGEJ N,SU
分类号	E21B7/02;(IPC1-7):E21C11/02	主分类号	E21B7/02
代理机构		代理人
主权项
地址

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