Threaded joint for metal tubes with internal coating,申请号SG19960011700-传众专利搜索

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发明名称	Threaded joint for metal tubes with internal coating
摘要
申请公布号	SG47203(A1)	申请公布日期	1998.03.20
申请号	SG19960011700	申请日期	1996.12.12
申请人	VALLOUREC OIL & GAS	发明人	THIERRY NOEL
分类号	E21B17/042;F16L15/04;F16L58/02;F16L58/18;(IPC1-7):F16L15/08	主分类号	E21B17/042
代理机构		代理人
主权项
地址

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