Means for drilling, completing, producing and treating submarine wells,申请号US19660601276-传众专利搜索

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发明名称	Means for drilling, completing, producing and treating submarine wells
摘要
申请公布号	US3391735(A)	申请公布日期	1968.07.09
申请号	US19660601276	申请日期	1966.11.21
申请人	OTIS ENGINEERING CORPORATION	发明人	SCHRAMM JOSEPHINE;RAULINS GEORGE MAX;FREDD JOHN V.
分类号	E21B7/12;E21B33/035	主分类号	E21B7/12
代理机构		代理人
主权项
地址

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