Conexão rosqueada para tubos e processo de realização de uma conexão rosqueada,申请号BR19960002088-传众专利搜索

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发明名称	Conexão rosqueada para tubos e processo de realização de uma conexão rosqueada
摘要
申请公布号	BR9602088(A)	申请公布日期	1998.10.06
申请号	BR19960002088	申请日期	1996.04.26
申请人	VALLOUREC OIL & GAS.;SUMITOMO METAL INDUSTRIES, LTD.	发明人	AKIRA NARITA;THIERRY NOEL
分类号	F16L9/02;E21B17/042;F16L15/04;F16L15/06;(IPC1-7):F16L21/06	主分类号	F16L9/02
代理机构		代理人
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地址

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