Apparat til setting av et forlengingsrör i en brönns fôringsrör,申请号NO19980002641-传众专利搜索

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发明名称	Apparat til setting av et forlengingsrör i en brönns fôringsrör
摘要
申请公布号	NO316192(B1)	申请公布日期	2003.12.22
申请号	NO19980002641	申请日期	1998.06.09
申请人	WEATHERFORD/LAMB INC	发明人	GUDMESTAD, TARALD;DYBEVIK, ARTHUR H;KVERNSTUEN, OLE SVEINUNG
分类号	E21B17/06;E21B23/00;E21B23/04;E21B23/06;E21B41/00;E21B43/10;(IPC1-7):E21B43/10	主分类号	E21B17/06
代理机构		代理人
主权项
地址

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