Mechanical Bi-Directional Isolation Valve,申请号AU20090242093-传众专利搜索

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发明名称	Mechanical Bi-Directional Isolation Valve
摘要
申请公布号	AU2009242093(B2)	申请公布日期	2012.07.26
申请号	AU20090242093	申请日期	2009.04.28
申请人	WEATHERFORD/LAMB, INC.	发明人	REAVES, MICHAEL R.;LLOYD, SAM SUN;GRAMLICH, DON C.
分类号	E21B21/10;E21B34/10;E21B34/14	主分类号	E21B21/10
代理机构		代理人
主权项
地址

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