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1.发明公开APPARATUS AND METHODS UTILIZING PROGRESSIVE CAVITY MOTORS AND PUMPS WITH ROTORS AND/OR STATORS WITH HYBRID LINERS 审中-公开装置和偏心螺钉METHOD AND WITH转子和/或定子具有混合衬砌PUMPS
公开(公告)号：EP2785947A4
公开(公告)日：2015-05-06
申请号：EP12852653
申请日：2012-11-12
申请人： BAKER HUGHES INC , HOHL CARSTEN , GRIMMER HARALD , KRUEGER VOLKER
发明人： HOHL CARSTEN , GRIMMER HARALD , KRUEGER VOLKER
CPC分类号： E21B4/02 , E21B43/128 , F03C2/08 , F04C2/1075 , F04C13/008
摘要： An apparatus for use downhole is disclosed that in one embodiment may include a rotor having an outer lobed surface disposed in a stator having an inner lobed surface, wherein the inner lobed-surface or the outer-lobed surface includes a sealing material on a first section thereof and a metallic surface on a second section thereof.
摘要翻译： 在一个实施例中用于井下使用的装置盘游离缺失确实可以包括具有在具有内裂表面的定子，worin内裂面或外裂面配置外裂表面的转子包括在第一部分的密封材料 它们以及在第二部分上的金属表面。
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公开(公告)号：EP2516801A4
公开(公告)日：2015-05-06
申请号：EP10840136
申请日：2010-12-22
申请人： BAKER HUGHES INC
发明人： HUMMES OLOF , KOPPE MICHAEL , KRUEGER VOLKER , KRUEGER SVEN , MATTHIAS MEISTER
CPC分类号： E21B41/00 , E21B23/00 , E21B2023/008
摘要： An apparatus to be conveyed into a wellbore. The apparatus includes a housing configured to be conveyed downhole and a drive member located in the housing. The apparatus further includes a drive unit configured to actuate movement of the drive member by selectively coupling to the drive member, wherein the coupling of the device to the drive member is controlled by applying an energy to a selected material in the device.
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公开(公告)号：EP2404033A4
公开(公告)日：2014-04-30
申请号：EP10749328
申请日：2010-03-04
申请人： BAKER HUGHES INC
IPC分类号： E21B47/10 , E21B47/12 , G01N29/024 , G01V1/44
CPC分类号： E21B47/101 , G01N29/024 , G01N29/028 , G01N29/4418 , G01N2291/02818 , G01N2291/02836 , G01N2291/045 , G01V1/44
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