ANORDNING VED OFFSHORE BORESIKRINGSVENTIL (BOP).,申请号NO19840003716-传众专利搜索

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发明名称	ANORDNING VED OFFSHORE BORESIKRINGSVENTIL (BOP).
摘要
申请公布号	NO156300(C)	申请公布日期	1987.08.26
申请号	NO19840003716	申请日期	1984.09.18
申请人	GLEDITSCH, SVEIN;MADSEN, SIGBJOERN;TJELTA, TERJE;VADSETH, ARNE;VADSETH, RAGNAR	发明人	GLEDITSCH, SVEIN;MADSEN, SIGBJOERN;TJELTA, TERJE;VADSETH, ARNE;VADSETH, RAGNAR
分类号	E21B;E21B33/064;(IPC1-7):E21B33/064	主分类号	E21B
代理机构		代理人
主权项
地址

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