EARTH-DRILLING PROCESS CONTROL APPARATUS,申请号SU19802901921-传众专利搜索

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发明名称	EARTH-DRILLING PROCESS CONTROL APPARATUS
摘要
申请公布号	SU898048(A1)	申请公布日期	1982.01.15
申请号	SU19802901921	申请日期	1980.03.28
申请人	IVANO-FRANKOVSKIJ I NEFTI GAZA	发明人	SEMENTSOV GEORGIJ N,SU;GORBIJCHUK MIKHAIL I,SU;KRAVETS TATYANA S,SU;KOGUCH YAROSLAV R,SU;ZHURBA NIKOLAJ V,SU;SAUKH NIKOLAJ M,SU;KOGUTYAK MIROSLAV I,SU
分类号	E21B44/04;E21B44/00;(IPC1-7):E21B44/00	主分类号	E21B44/04
代理机构		代理人
主权项
地址

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