Sirkulerende nippel og fremgangsmÕte for innstilling av foringsr°r i en br°nn,申请号NO19990002272-传众专利搜索

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发明名称	Sirkulerende nippel og fremgangsmÕte for innstilling av foringsr°r i en br°nn
摘要
申请公布号	NO992272(D0)	申请公布日期	1999.05.11
申请号	NO19990002272	申请日期	1999.05.11
申请人	HALLIBURTON ENERGY SERVICES INC	发明人	BRISCO, DAVID P.
分类号	E21B19/087;(IPC1-7):E21B	主分类号	E21B19/087
代理机构		代理人
主权项
地址

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