A collector device for drilling fluid,申请号GB20090021202-传众专利搜索

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发明名称	A collector device for drilling fluid
摘要
申请公布号	GB0921202(D0)	申请公布日期	2010.01.20
申请号	GB20090021202	申请日期	2008.06.11
申请人	NATIONAL OILWELL NORWAY AS	发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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