SYSTEM FOR ELIMINASJON AV STOEY FRA SLAMPUMPER,申请号NO19920003606-传众专利搜索

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发明名称	SYSTEM FOR ELIMINASJON AV STOEY FRA SLAMPUMPER
摘要
申请公布号	NO923606(D0)	申请公布日期	1992.09.16
申请号	NO19920003606	申请日期	1992.09.16
申请人	ANADRILL INTERNATIONAL SA	发明人	KOSMALA, ALEXANDRE;MALONE, DAVID;MASAK, PETER
分类号	E21B47/18;(IPC1-7):E21B/	主分类号	E21B47/18
代理机构		代理人
主权项
地址

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