Fullboringsnippel og tilh°rende lÕsedor,申请号NO19980000563-传众专利搜索

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发明名称	Fullboringsnippel og tilh°rende lÕsedor
摘要
申请公布号	NO980563(A)	申请公布日期	1998.08.12
申请号	NO19980000563	申请日期	1998.02.10
申请人	HALLIBURTON ENERGY SERVICES INC	发明人	HAMMETT, ROBERT C.;REESING, DAVID L.;SCOTT, GORDON K.
分类号	E21B23/02;E21B33/12;(IPC1-7):E21B23/02;E21B23/03	主分类号	E21B23/02
代理机构		代理人
主权项
地址

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