COMPRESSIBLE OBJECTS HAVING A PREDETERMINED INTERNAL PRESSURE COMBINED WITH A DRILLING TO FORM A VARIABLE DENSITY DRILLING MUD,申请号EP20070776780-传众专利搜索

发明名称	COMPRESSIBLE OBJECTS HAVING A PREDETERMINED INTERNAL PRESSURE COMBINED WITH A DRILLING TO FORM A VARIABLE DENSITY DRILLING MUD
摘要
申请公布号	EP2032796(A1)	申请公布日期	2009.03.11
申请号	EP20070776780	申请日期	2007.05.04
申请人	EXXONMOBIL UPSTREAM RESEARCH COMPANY	发明人	POLIZZOTTI, RICHARD, S.;PEIFFER, DENNIS, G.;GUPTA, RAMESH;POKUTYLOWICZ, NORMAN, M.;CARSTENSEN, BARBARA;LUTON, MICHAEL, J.;SPIECKER, P., MATTHEW
分类号	E21B23/02;E21B43/10	主分类号	E21B23/02
代理机构		代理人
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