DOWNHOLE SEALING FOR PRODUCTION TUBING,申请号EP19990962410-传众专利搜索

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发明名称	DOWNHOLE SEALING FOR PRODUCTION TUBING
摘要
申请公布号	EP1141518(B1)	申请公布日期	2005.10.26
申请号	EP19990962410	申请日期	1999.12.22
申请人	WEATHERFORD/LAMB, INC.	发明人	METCALFE, PAUL, DAVID;SIMPSON, NEIL, ANDREW
分类号	B21D17/04;B21D39/04;B21D39/10;E21B29/00;E21B29/10;E21B33/138;E21B33/16;E21B43/10;(IPC1-7):E21B43/10	主分类号	B21D17/04
代理机构		代理人
主权项
地址

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