Method for drilling in the earth, and vessel to be used for this method,申请号GB19990026158-传众专利搜索

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发明名称	Method for drilling in the earth, and vessel to be used for this method
摘要
申请公布号	GB9926158(D0)	申请公布日期	2000.01.12
申请号	GB19990026158	申请日期	1998.05.04
申请人	ITREC B.V.	发明人
分类号	E21B19/09	主分类号	E21B19/09
代理机构		代理人
主权项
地址

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