CONTROLLING PRESSURE AND DETECTING CONTROL PROBLEMS IN GAS-LIFT RISER DURING OFFSHORE WELL DRILLING,申请号EP20000938073-传众专利搜索

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发明名称	CONTROLLING PRESSURE AND DETECTING CONTROL PROBLEMS IN GAS-LIFT RISER DURING OFFSHORE WELL DRILLING
摘要
申请公布号	EP1187966(A4)	申请公布日期	2005.03.16
申请号	EP20000938073	申请日期	2000.06.01
申请人	EXXONMOBIL UPSTREAM RESEARCH COMPANY	发明人	MAUS, L., DONALD;VAN ACKER, TORNEY, M.;EHRHARDT, MARK, E.
分类号	E21B21/00;E21B21/08;E21B43/12;(IPC1-7):E21B17/12	主分类号	E21B21/00
代理机构		代理人
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