VERFAHREN ZUM BOHREN VON LÖCHERN IM GESTEIN,申请号DE19916023976-传众专利搜索

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发明名称	VERFAHREN ZUM BOHREN VON LÖCHERN IM GESTEIN
摘要
申请公布号	DE69123976(D1)	申请公布日期	1997.02.13
申请号	DE19916023976	申请日期	1991.09.27
申请人	TAMROCK OY, TAMPERE, FI	发明人	RINNEMAA, HEIKKI, SF-33710 TAMPERE, FI
分类号	E21B7/02;E21B15/00;E21B15/04;E21B19/08;E21B44/00;(IPC1-7):E21B44/00	主分类号	E21B7/02
代理机构		代理人
主权项
地址

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