公开(公告)号：WO2013030283A1

公开(公告)日：2013-03-07

申请号：PCT/EP2012/066870

申请日：2012-08-30

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  VASQUES, Ricardo Reves

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  VASQUES, Ricardo Reves

IPC: E21B33/124 ,  E21B23/06 ,  E21B33/127

CPC classification number: E21B33/127 ,  E21B23/06 ,  E21B33/1243

Abstract: The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole for providing zone isolation between a first zone and a second zone of the borehole, comprising a tubular part for mounting as part of the well tubular structure and having an expansion opening, an expandable sleeve surrounding the tubular part, each end of the expandable sleeve being connected with the tubular part, and an annular barrier space between the tubular part and the expandable sleeve, wherein the annular barrier further comprises a pressure intensifying means having an inlet in a first end in fluid communication with the expansion opening and having an outlet in a second end in fluid communication with the annular barrier space.

Abstract translation: 本发明涉及一种在井管结构和钻孔内壁之间的环形空间中膨胀的环形阻挡件，用于在钻孔的第一区域和第二区域之间提供区域隔离，包括用于安装为部分的管状部件 并且具有膨胀开口，围绕所述管状部分的可膨胀套筒，所述可膨胀套筒的每个端部与所述管状部件连接，以及在所述管状部件和所述可膨胀套筒之间的环形阻挡空间，其中所述环形阻挡件 进一步包括压力增强装置，其具有在第一端处与所述膨胀开口流体连通并具有在与所述环形阻挡空间流体连通的第二端中的出口的入口。

公开(公告)号：WO2012041955A2

公开(公告)日：2012-04-05

申请号：PCT/EP2011066975

申请日：2011-09-29

Applicant: WELLTEC AS ,  HALLUNDBAEK JOERGEN ,  HAZEL PAUL

Inventor： HALLUNDBAEK JOERGEN ,  HAZEL PAUL

IPC: E21B43/10 ,  E21B33/12 ,  E21B33/127 ,  E21B33/128

CPC classification number: E21B23/06 ,  E21B33/1208 ,  E21B33/127 ,  E21B33/128 ,  E21B33/1285 ,  E21B43/103

Abstract: The present invention relates to an expansion device to be inserted in a casing or well tubular structure for expanding an annular barrier downhole. The annular barrier comprises a tubular structure for mounting as part of the well tubular structure, an expandable sleeve surrounding the tubular structure, and a connection part connecting the expandable sleeve with the tubular structure. The tubular structure has an opening and two projecting elements decreasing an inner diameter of the tubular structure. The expansion device comprises a tubular part extending between a first and a second end part, the tubular part comprising at least one opening arranged between the first and the second end; an inner face surrounding an inner space; and an outer face. Furthermore, the expansion device comprises at least a first and second sealing element sealingly connected to the outer face of the tubular part.

Abstract translation: 本发明涉及一种插入壳体中的膨胀装置或井筒结构，用于在井下扩展环形挡板。 环形阻挡件包括用于作为井筒结构的一部分安装的管状结构，围绕管状结构的可膨胀套筒以及将可膨胀套筒与管状结构连接的连接部件。 管状结构具有开口和两个突出的元件，减小了管状结构的内径。 膨胀装置包括在第一和第二端部之间延伸的管状部分，管状部分包括布置在第一和第二端之间的至少一个开口; 围绕内部空间的内表面; 和外表面。 此外，膨胀装置至少包括密封地连接到管状部件的外表面的第一和第二密封元件。

公开(公告)号：WO2013030284A1

公开(公告)日：2013-03-07

申请号：PCT/EP2012/066871

申请日：2012-08-30

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  VASQUES, Ricardo Reves

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  VASQUES, Ricardo Reves

IPC: E21B33/127 ,  E21B23/06 ,  E21B34/06

CPC classification number: E21B33/1285 ,  E21B23/06 ,  E21B33/127 ,  E21B33/1277 ,  E21B34/06

Abstract: The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole for providing zone isolation between a first zone and a second zone of the borehole, comprising a tubular part for mounting as part of the well tubular structure, the tubular part having a longitudinal axis, an expandable sleeve surrounding the tubular part and defining a space being in fluid communication with an inside of the tubular part, each end of the expandable sleeve being connected with the tubular part, and an aperture for letting fluid into the space to expand the expandable sleeve, wherein the barrier further comprises a compensation device arranged in the space between the expandable sleeve and the tubular part, the compensation device having a chamber in which a piston is arranged dividing the chamber in a first and a second chamber part, the first chamber part being in fluid communication with the space and the second chamber part comprising gas.

Abstract translation: 本发明涉及一种在井筒结构与钻井井下内壁之间的环形空间中扩展的环形阻挡件，用于在钻孔的第一区域和第二区域之间提供区域隔离，包括用于安装为 井管结构的一部分，管状部分具有纵向轴线，围绕管状部分并限定与管状部分的内部流体连通的空间的可膨胀套筒，可膨胀套筒的每个端部与管状部件 以及用于使流体进入所述空间以使所述可膨胀套筒膨胀的孔，其中所述阻挡层还包括布置在所述可膨胀套管和所述管状部件之间的空间中的补偿装置，所述补偿装置具有腔室，活塞被分开 所述室在第一和第二室部分中，所述第一室部分与所述空间和所述第二室部分流体连通 室部分包括气体。

公开(公告)号：WO2012045813A1

公开(公告)日：2012-04-12

申请号：PCT/EP2011/067463

申请日：2011-10-06

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  ANDERSEN, Tomas Sune

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  ANDERSEN, Tomas Sune

IPC: E21B33/127

CPC classification number: E21B33/1277 ,  E21B23/06 ,  E21B33/127

Abstract: The present invention relates to an annular barrier for being expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole. The annular barrier comprises a tubular part for mounting as part of the well tubular structure; an expandable sleeve made of a first metal, surrounding the tubular part and defining a space being in fluid communication with an inside of the tubular part, the expandable sleeve having a longitudinal extension, an inner face facing the tubular part and two ends; a connection part made of a second metal, connecting the expandable sleeve with the tubular part; an opening for letting fluid into the space to expand the sleeve, and a transition area comprising a connection of the sleeve with the connection part.

Abstract translation: 本发明涉及一种用于在井管结构与井下井眼的内壁之间的环形空间中膨胀的环形阻挡件。 环形阻挡件包括用于作为井筒结构的一部分安装的管状部件; 由第一金属制成的可膨胀套管，围绕所述管状部分并且限定与所述管状部件的内部流体连通的空间，所述可膨胀套筒具有纵向延伸部，面向所述管状部件的内表面和两端部; 由第二金属制成的连接部分，将可膨胀套筒与管状部件连接起来; 用于使流体进入空间以使套筒膨胀的开口，以及包括套筒与连接部分的连接的过渡区域。

公开(公告)号：WO2010079237A1

公开(公告)日：2010-07-15

申请号：PCT/EP2010/050298

申请日：2010-01-12

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul

IPC: E21B33/12 ,  E21B33/128 ,  E21B43/10

CPC classification number: E21B33/1277 ,  E21B33/1208 ,  E21B33/128 ,  E21B33/1285 ,  E21B34/10 ,  E21B34/14 ,  E21B43/103 ,  E21B43/105

Abstract: The present invention relates to an annular barrier system (100) for expanding an annular barrier (1) in an annulus (2) between a well tubular structure (3) and an inside wall (4) of a borehole downhole. The annular barrier system comprises an annular barrier (1) having a tubular part (5) for mounting as part of the well tubular structure (3), the annular barrier further comprising an expandable sleeve (6) surrounding the tubular part (5), at least one end (7) of the expandable sleeve being fastened in a fastening means (8) of a connection part (9) in the tubular part. The annular barrier system also comprises a tool (20) for expanding the expandable sleeve by letting a pressurised fluid through a passage (11, 21) in the tubular part into a space (12) between the expandable sleeve and the tubular part.

Abstract translation: 本发明涉及一种环形阻挡系统（100），用于将井壁（2）中的环形隔离物（1）扩展到井筒结构（3）和井下井眼的内壁（4）之间。 环形阻挡系统包括环形阻挡件（1），其具有用于作为井筒结构（3）的一部分安装的管状部件（5），环形阻挡件还包括围绕管状部件（5）的可膨胀套筒（6） 可膨胀套筒的至少一个端部（7）被紧固在管状部件中的连接部件（9）的紧固装置（8）中。 环形阻挡系统还包括用于通过使加压流体通过管状部分中的通道（11,21）进入可膨胀套管和管状部件之间的空间（12）来膨胀可膨胀套筒的工具（20）。

公开(公告)号：WO2007119052A1

公开(公告)日：2007-10-25

申请号：PCT/GB2007/001369

申请日：2007-04-13

Applicant: READ WELL SERVICES LIMITED ,  GORRARA, Andrew ,  WOOD, Peter ,  HAZEL, Paul

Inventor： GORRARA, Andrew ,  WOOD, Peter ,  HAZEL, Paul

IPC: E21B43/10

CPC classification number: E21B43/103

Abstract: A downhole expandable liner hanger apparatus (10) for extending the length of an existing tubular such as a casing (40) or liner string is described. The apparatus (10) comprises a tubular portion and a securing and/or sealing means for securing the tubular portion to the existing tubular such as a casing string (40) to thereby extend the length of the existing tubular (40) and preferably simultaneously provide a sealed coupling between the tubular portion and the existing tubular (40). A first part or a length (30) of the tubular portion (10) preferably comprises a first sidewall thickness and a second part or length (38, 39) of the tubular portion is located adjacent the first part, where the second part (38, 39) comprises a second sidewall thickness, said first sidewall thickness being less than the second sidewall thickness.

Abstract translation: 描述了用于延长诸如壳体（40）或衬套串的现有管状物的长度的井下可扩张衬垫悬挂器装置（10）。 设备（10）包括管状部分和固定和/或密封装置，用于将管状部分固定到诸如套管串（40）的现有管状物上，从而延长现有管状物（40）的长度，并优选同时提供 管状部分和现有管状物（40）之间的密封联接。 管状部分（10）的第一部分或长度（30）优选地包括第一侧壁厚度，并且管状部分的第二部分或长度（38,39）位于第一部分附近，其中第二部分（38） ，39）包括第二侧壁厚度，所述第一侧壁厚度小于所述第二侧壁厚度。

公开(公告)号：WO2012080490A1

公开(公告)日：2012-06-21

申请号：PCT/EP2011/073104

申请日：2011-12-16

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul

IPC: E21B43/10 ,  E21B33/128 ,  E21B17/00

CPC classification number: E21B43/101 ,  E21B17/00 ,  E21B33/1285 ,  E21B43/103

Abstract: The present invention relates to a completion assembly for running into a borehole in a formation through a well head or blowout preventer, comprising a casing string having a first end and a second end, and a drill pipe having a first end and a second end and extending through the well head or the blowout preventer and being releasably connected at the first end with the casing string. Furthermore, the invention relates to a completion method for completing a casing string. Moreover, the invention relates to a completion kit for making a completion assembly according to the present invention.

Abstract translation: 本发明涉及一种通过井口或防喷器进入地层钻孔的完井组件，包括具有第一端和第二端的套管柱，以及具有第一端和第二端的钻杆， 延伸穿过井口或防喷器，并且在第一端处与套管柱可释放地连接。 此外，本发明涉及一种完成套管串的完成方法。 此外，本发明涉及一种用于制造根据本发明的完成组件的完成套件。

公开(公告)号：WO2012041955A3

公开(公告)日：2012-04-05

申请号：PCT/EP2011/066975

申请日：2011-09-29

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul

IPC: E21B43/10 ,  E21B33/12 ,  E21B33/128 ,  E21B33/127

Abstract: The present invention relates to an expansion device to be inserted in a casing or well tubular structure for expanding an annular barrier downhole. The annular barrier comprises a tubular structure for mounting as part of the well tubular structure, an expandable sleeve surrounding the tubular structure, and a connection part connecting the expandable sleeve with the tubular structure. The tubular structure has an opening and two projecting elements decreasing an inner diameter of the tubular structure. The expansion device comprises a tubular part extending between a first and a second end part, the tubular part comprising at least one opening arranged between the first and the second end; an inner face surrounding an inner space; and an outer face. Furthermore, the expansion device comprises at least a first and second sealing element sealingly connected to the outer face of the tubular part.

公开(公告)号：WO2011042492A1

公开(公告)日：2011-04-14

申请号：PCT/EP2010/064988

申请日：2010-10-07

Applicant: WELLTEC A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  ANDERSEN, Thomas Sune

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  ANDERSEN, Thomas Sune

IPC: E21B33/127

CPC classification number: E21B33/127 ,  E21B33/1277

Abstract: The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole. The annular barrier comprises a tubular part for mounting as part of the well tubular structure, an expandable sleeve surrounding the tubular part and having an inner face facing the tubular part, each end of the expandable sleeve being connected with a connection part which is connected with the tubular part, a space between the inner face of the sleeve and the tubular part, and an element arranged in connection with the sleeve, the element having a first part and a second part both of which extend around the inner face, the first part of the element being fastened to the inner face.

Abstract translation: 本发明涉及一种在井管结构与井下井眼的内壁之间的环空中膨胀的环形阻挡物。 环形阻挡件包括用于作为井筒结构的一部分安装的管状部件，围绕管状部件并具有面向管状部件的内表面的可膨胀套筒，可膨胀套管的每个端部与连接部分连接， 所述管状部分，所述套筒的内表面和所述管状部分之间的空间以及与所述套筒相连接的元件，所述元件具有围绕所述内表面延伸的第一部分和第二部分，所述第一部分 的元件被固定到内表面。

公开(公告)号：WO2012175695A1

公开(公告)日：2012-12-27

申请号：PCT/EP2012/062120

申请日：2012-06-22

Applicant: Welltec A/S ,  HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  ANDERSEN, Tomas Sune

Inventor： HALLUNDBÆK, Jørgen ,  HAZEL, Paul ,  ANDERSEN, Tomas Sune

IPC: E21B33/12 ,  E21B33/127 ,  E21B43/10

CPC classification number: E21B33/127 ,  E21B33/12 ,  E21B33/1208 ,  E21B43/103

Abstract: The present invention relates to an annular barrier to be expanded in an annulus between a well tubular structure and an inside wall of a borehole downhole, comprising a tubular part for mounting as part of the well tubular structure, said tubular part having a longitudinal axis, an expandable sleeve surrounding the tubular part and having an outer face, each end of the expandable sleeve being fastened by means of a connection part to the tubular part, and an aperture in the expandable sleeve or the connection part, wherein a first connection and a second connection are fastened on the outer face of the expandable sleeve, and a safety sleeve having an opening is fastened to the expandable sleeve by means of the first and the second connections, the safety sleeve and the expandable sleeve defining a space being in fluid communication with the annulus.

Abstract translation: 本发明涉及一种在井筒结构与井下井眼的内壁之间的环形空间中膨胀的环形阻挡件，包括用于作为井管结构的一部分安装的管状部件，所述管状部件具有纵向轴线， 围绕所述管状部分并且具有外表面的可膨胀套管，所述可膨胀套筒的每个端部通过连接部分紧固到所述管状部件，以及在所述可膨胀套筒或所述连接部件中的孔，其中，第一连接和 第二连接被紧固在可膨胀套筒的外表面上，并且具有开口的安全套筒借助于第一和第二连接件紧固到可膨胀套筒上，安全套筒和可膨胀套筒限定了流体连通的空间 与环。