WELLHEAD BYPASS METHOD AND APPARATUS,申请号EP20060772526-传众专利搜索

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发明名称	WELLHEAD BYPASS METHOD AND APPARATUS
摘要
申请公布号	EP1899572(A2)	申请公布日期	2008.03.19
申请号	EP20060772526	申请日期	2006.06.08
申请人	BJ SERVICES COMPANY, U.S.A.	发明人	HILL, THOMAS, G., JR.;BOLDING, JEFFREY, L.
分类号	E21B19/08;E21B33/068	主分类号	E21B19/08
代理机构		代理人
主权项
地址

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