DEVICE FOR HERMETIZATION OF WELL HEAD,申请号RU19950101356-传众专利搜索

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发明名称	DEVICE FOR HERMETIZATION OF WELL HEAD
摘要
申请公布号	RU2092674(C1)	申请公布日期	1997.10.10
申请号	RU19950101356	申请日期	1995.01.26
申请人	BIKBULATOV ILSHAT KHAMIEVICH;SHIROKOV VADIM PETROVICH;SHAYAKHMETOV SHAMIL KASHFULLINOVICH	发明人	BIKBULATOV ILSHAT KHAMIEVICH;SHIROKOV VADIM PETROVICH;SHAYAKHMETOV SHAMIL KASHFULLINOVICH
分类号	E21B33/03;(IPC1-7):E21B33/03	主分类号	E21B33/03
代理机构		代理人
主权项
地址

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