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1. 发明授权

EP2876248B1 Spherical-annular blowout preventer having a plurality of pistons 有权
标题翻译： Kugel-ringförmigerBlowout-Preventer mit mehreren Kolben
公开(公告)号：EP2876248B1
公开(公告)日：2017-06-07
申请号：EP14187949.4
申请日：2014-10-07
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean , Lam, Dennis D.
IPC分类号： E21B33/06
CPC分类号： E21B33/06

2. 发明公开

EP2998502A3 Multi-stage blowout preventer and method of using same 审中-公开
标题翻译：多级防喷器和使用它们的方法
公开(公告)号：EP2998502A3
公开(公告)日：2016-07-13
申请号：EP14189874.2
申请日：2014-10-22
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean , Lam, Dennis D.
IPC分类号： E21B33/06
CPC分类号： E21B33/062
摘要： A blowout preventer includes a housing, a ram block carrier which moves within the housing, and one or more ram blocks configured to be placed within the ram block carrier. The ram block carrier may include an opening, an upper shelf within the opening configured to hold an upper ram block, and a lower shelf within the opening configured to hold a lower ram block. The housing may include a central bore, cavities on both sides of the bore, and openings which allow ram blocks to access a pipe within the bore.

3. 发明公开

EP2998502A2 Multi-stage blowout preventer and method of using same 审中-公开
标题翻译：多级防喷器及其使用方法
公开(公告)号：EP2998502A2
公开(公告)日：2016-03-23
申请号：EP14189874.2
申请日：2014-10-22
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean , Lam, Dennis D.
IPC分类号： E21B33/06
CPC分类号： E21B33/062
摘要： A blowout preventer includes a housing, a ram block carrier which moves within the housing, and one or more ram blocks configured to be placed within the ram block carrier. The ram block carrier may include an opening, an upper shelf within the opening configured to hold an upper ram block, and a lower shelf within the opening configured to hold a lower ram block. The housing may include a central bore, cavities on both sides of the bore, and openings which allow ram blocks to access a pipe within the bore.
摘要翻译：防喷器包括壳体，在壳体内移动的滑块滑块以及构造成放置在滑块滑块内的一个或多个滑块。所述闸板块承载件可包括开口，所述开口内的上部搁板，所述上部搁板构造成保持上部闸板块，并且所述开口内的下部搁板构造成保持下部闸板块。壳体可以包括中心孔，孔的两侧上的空腔以及允许闸板块接近孔内的管道的开口。

4. 发明授权

EP2876249B1 Spherical-annular blowout preventer having a plurality of pistons 有权
标题翻译：具有多个活塞的球形环形防喷器
公开(公告)号：EP2876249B1
公开(公告)日：2017-07-19
申请号：EP14191759.1
申请日：2014-11-04
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean
IPC分类号： E21B33/06 , E21B33/00 , E21B34/02
CPC分类号： E21B33/06 , E21B33/00 , E21B34/02

5. 发明公开

EP2876248A3 Spherical-annular blowout preventer having a plurality of pistons 有权
标题翻译：具有多个活塞的球形环形防喷器
公开(公告)号：EP2876248A3
公开(公告)日：2015-06-03
申请号：EP14187949.4
申请日：2014-10-07
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean , Lam, Dennis D.
IPC分类号： E21B33/06
CPC分类号： E21B33/06
摘要： A blowout preventer assembly (1) is provided and is generally configured having an upper housing (5), a lower housing (10) with a plurality of internally interconnected cylinders (160), a one piece energizing ring (15), and a plurality of individual bottom cover plates (65) all enclosing a lower housing column bore (130) for receiving well pipe. The blowout preventer assembly (1) also has a plurality of annular pistons (40), a plurality of associated glands (45) disposed in each cylinder with each piston, a main seal (25) with a plurality of main seal ribs, an adaptor ring (30), and various dedicated and associated seals and threaded attachments.
摘要翻译：本发明提供了一种防喷器组件（1），其通常被构造成具有上壳体（5），具有多个内部互连的缸体（160）的下壳体（10），单件式激励环（15）以及多个各个底部盖板（65）全部包围用于接收钻井管的下部外壳柱孔（130）。防喷器组件（1）还具有多个环形活塞（40），与每个活塞一起布置在每个气缸中的多个相关的压盖（45），具有多个主密封肋的主密封件（25），适配器环（30），以及各种专用和相关的密封件和螺纹附件。

6. 发明公开

EP2876249A1 Spherical-annular blowout preventer having a plurality of pistons 有权
标题翻译： Kugelförmiger-/ringförmigerBlowout-Preventer mit mehreren Kolben
公开(公告)号：EP2876249A1
公开(公告)日：2015-05-27
申请号：EP14191759.1
申请日：2014-11-04
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean
IPC分类号： E21B33/06
CPC分类号： E21B33/06 , E21B33/00 , E21B34/02
摘要： A blowout preventer includes a housing (5, 10) including interconnected cylinders (160) formed therein, a main seal (25) positioned within the housing (5), cylindrical sleeves (250) removably placed within the interconnected cylinders (160), annular pistons (40) and glands (45) placed within the sleeves (250); and an energizing ring (215) configured to be operated on by the annular pistons (40) in order to operate the main seal (25). A blowout preventer may also include an upper gland assembly (245) for isolating a void space (230) within the housing (10) from the interconnected cylinders (160).
摘要翻译：防喷器包括：壳体（5,10），其包括形成在其中的相互连接的气缸（160）;定位在壳体（5）内的主密封件（25），可拆卸地放置在互连的气缸（160）内的圆柱形套筒（250）活塞（40）和压盖（45）放置在套筒（250）内; 以及构造成由所述环形活塞（40）操作以便操作所述主密封件（25）的通电环（215）。防喷器还可以包括用于将壳体（10）内的空隙（230）与互连的气缸（160）隔离的上压盖组件（245）。

7. 发明公开

EP2876248A2 Spherical-annular blowout preventer having a plurality of pistons 有权
标题翻译：球环形防喷器具有多个活塞的
公开(公告)号：EP2876248A2
公开(公告)日：2015-05-27
申请号：EP14187949.4
申请日：2014-10-07
申请人： ZP Interests, LLC
发明人： DeOcampo, Hernani G. , Madell, Dean , Lam, Dennis D.
IPC分类号： E21B33/06
CPC分类号： E21B33/06
摘要： A blowout preventer assembly (1) is provided and is generally configured having an upper housing (5), a lower housing (10) with a plurality of internally interconnected cylinders (160), a one piece energizing ring (15), and a plurality of individual bottom cover plates (65) all enclosing a lower housing column bore (130) for receiving well pipe. The blowout preventer assembly (1) also has a plurality of annular pistons (40), a plurality of associated glands (45) disposed in each cylinder with each piston, a main seal (25) with a plurality of main seal ribs, an adaptor ring (30), and various dedicated and associated seals and threaded attachments.

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