APPARATUS AND METHOD OF MONITORING AND SIGNALING FOR DOWNHOLE TOOLS,申请号EP20030761054-传众专利搜索

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发明名称	APPARATUS AND METHOD OF MONITORING AND SIGNALING FOR DOWNHOLE TOOLS
摘要
申请公布号	EP1554462(A2)	申请公布日期	2005.07.20
申请号	EP20030761054	申请日期	2003.06.10
申请人	BJ SERVICES COMPANY	发明人	STANDEN, ROBERT
分类号	E21B44/00;E21B47/00;E21B47/16;E21B49/00;(IPC1-7):E21B44/00	主分类号	E21B44/00
代理机构		代理人
主权项
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