A method of installing the casing in a well and apparatus therefore,申请号GB19970004675-传众专利搜索

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发明名称	A method of installing the casing in a well and apparatus therefore
摘要
申请公布号	GB2311314(B)	申请公布日期	1999.08.25
申请号	GB19970004675	申请日期	1997.03.06
申请人	PHILIP * HEAD	发明人	PHILIP * HEAD
分类号	E21B17/00;E21B21/00;E21B21/10;E21B33/14;E21B33/16;E21B43/10;(IPC1-7):E21B43/10;E21B17/14	主分类号	E21B17/00
代理机构		代理人
主权项
地址

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