ARRANGEMENT FOR REMOTE TRANSMISSION OF DATA FROM BOREHOLE IN OPERATION OF DRILLING RIG HAVING DRILLING BIT AND DRILL STRING FILLED WITH FLUSHING FLUID,申请号SU19864028087-传众专利搜索

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发明名称	ARRANGEMENT FOR REMOTE TRANSMISSION OF DATA FROM BOREHOLE IN OPERATION OF DRILLING RIG HAVING DRILLING BIT AND DRILL STRING FILLED WITH FLUSHING FLUID
摘要
申请公布号	SU1642958(A3)	申请公布日期	1991.04.15
申请号	SU19864028087	申请日期	1986.08.28
申请人	SHVING KHYUDRAULIK ELEKTRONIK GMBKH UND KO (FIRMA)	发明人	MIKHAEL OSTKEMPER,DE;KHAJNTS VALLUSSEK,DE
分类号	E21B47/20;E21B47/18	主分类号	E21B47/20
代理机构		代理人
主权项
地址

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