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发明名称	Kjernebor
摘要
申请公布号	NO315667(B1)	申请公布日期	2003.10.06
申请号	NO20000001788	申请日期	2000.04.06
申请人	HALLIBURTON ENERGY SERVICES INC	发明人	FANUEL, PHILIPPE;CRAVATTE, PHILIPPE;LEFEVRE, OLIVIER
分类号	E21B25/00;E21B25/06;E21B25/10;(IPC1-7):E21B25/00	主分类号	E21B25/00
代理机构		代理人
主权项
地址

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