Float valve assembly for downhole tubulars,申请号AU20010051958-传众专利搜索

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发明名称	Float valve assembly for downhole tubulars
摘要
申请公布号	AU783421(B2)	申请公布日期	2005.10.27
申请号	AU20010051958	申请日期	2001.06.15
申请人	BAKER HUGHES INCORPORATED	发明人	JOHN L. BAUGH
分类号	E21B21/10;E21B34/14;(IPC1-7):E21B34/06	主分类号	E21B21/10
代理机构		代理人
主权项
地址

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