DRILLING RISER ASSEMBLIES
    1.
    发明公开
    DRILLING RISER ASSEMBLIES 有权
    BOHRSTEIGLEITUNGSANORDNUNGEN

    公开(公告)号:EP2971442A4

    公开(公告)日:2016-10-26

    申请号:EP14769570

    申请日:2014-03-12

    IPC分类号: E21B17/01 E21B17/08

    摘要: A riser assembly is disclosed comprising: a main tube; two flanges coupled to the main tube, each flange comprising: central lumen configured to be in fluid communication with the main tube; at least one choke/kill hole configured to receive a choke/kill line; at least one booster hole configured to receive a booster line; and a plurality of bolt holes, each bolt hole comprising a tapered portion and a dowel slot, where each bolt hole is configured to receive a nut, a bolt, and a dowel. In certain embodiments, riser strings comprising at least two riser assemblies coupled to each other are disclosed.

    DRILLING RISER ASSEMBLIES
    2.
    发明公开
    DRILLING RISER ASSEMBLIES 有权
    钻井提升组件

    公开(公告)号:EP2971442A1

    公开(公告)日:2016-01-20

    申请号:EP14769570.4

    申请日:2014-03-12

    IPC分类号: E21B17/01

    摘要: A riser assembly is disclosed comprising: a main tube; two flanges coupled to the main tube, each flange comprising: a central lumen configured to be in fluid communication with the main tube; at least one choke/kill hole configured to receive a choke/kill line; at least one booster hole configured to receive a booster line; and a plurality of bolt holes, each bolt hole comprising a tapered portion and a dowel slot, where each bolt hole is configured to receive a nut, a bolt, and a dowel. In certain embodiments, riser strings comprising at least two riser assemblies coupled to each other are disclosed.

    摘要翻译: 公开了一种立管组件,包括:主管; 连接到所述主管的两个凸缘,每个凸缘包括:中央内腔,所述中央内腔构造成与所述主管流体连通; 至少一个配置成接收扼流/抑制线的扼流/扼杀孔; 至少一个增压孔,所述增压孔被构造成接收增压管线; 以及多个螺栓孔,每个螺栓孔包括锥形部分和销钉槽,其中每个螺栓孔构造成接收螺母,螺栓和销钉。 在某些实施例中,公开了包括彼此联接的至少两个提升器组件的提升器绳。

    DRILLING RISER ASSEMBLIES
    3.
    发明公开

    公开(公告)号:EP3492689A1

    公开(公告)日:2019-06-05

    申请号:EP19150229.3

    申请日:2014-03-12

    IPC分类号: E21B17/08 E21B17/01

    摘要: A riser assembly is disclosed comprising: a main tube; two flanges coupled to the main tube, each flange comprising: a central lumen configured to be in fluid communication with the main tube; at least one choke/kill hole configured to receive a choke/kill line; at least one booster hole configured to receive a booster line; and a plurality of bolt holes, each bolt hole comprising a tapered portion and a dowel slot, where each bolt hole is configured to receive a nut, a bolt, and a dowel. In certain embodiments, riser strings comprising at least two riser assemblies coupled to each other are disclosed.