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    • 42. 发明申请
    • WATER DISSOLVABLE RELEASED MATERIAL USED AS INFLOW CONTROL DEVICE
    • 用作流体控制装置的水不溶性释放材料
    • WO2009055354A3
    • 2009-07-09
    • PCT/US2008080579
    • 2008-10-21
    • BAKER HUGHES INCCROW STEVE LCORONADO MARTIN PJOHNSON MICHAEL H
    • CROW STEVE LCORONADO MARTIN PJOHNSON MICHAEL H
    • E21B43/01
    • E21B34/08E21B43/12
    • Methods and devices for controlling fluid flow into a wellbore tubular include an in-flow control device, an element co-acting with the in-flow control device, and a disintegrating medium at least partially surrounding the element. The medium may be configured to release the element upon disintegration of the medium. The disintegrating medium may be configured to disintegrate when exposed to a selected fluid. The element may be configured to at least partially restrict flow across a flow path associated with the in-flow control device when released. The flow path may convey the fluid from the formation to a flow bore of the wellbore tubular and the element may be positioned along the flow path. The element may be: a liquid, a solid, a particle and / or particles. The selected fluid may be water, a hydrocarbon, an engineered fluid, and / or a naturally occurring fluid.
    • 用于控制流入井眼管的流体的方法和装置包括流入控制装置,与流入控制装置共同作用的元件以及至少部分地围绕该元件的分解介质。 介质可以被配置为在介质分解时释放元件。 崩解介质可以被配置为当暴露于所选流体时分解。 该元件可以被配置为当释放时至少部分地限制与流入控制装置相关联的流动路径的流动。 流动路径可以将流体从地层输送到井眼管的流动孔,并且元件可以沿着流动路径定位。 元件可以是:液体,固体,颗粒和/或颗粒。 所选择的流体可以是水,烃,工程流体和/或天然存在的流体。
    • 43. 发明申请
    • WATER DISSOLVABLE RELEASED MATERIAL USED AS INFLOW CONTROL DEVICE
    • 作为流入控制装置使用的水不溶性材料
    • WO2009055354A2
    • 2009-04-30
    • PCT/US2008/080579
    • 2008-10-21
    • BAKER HUGHES INCORPORATEDCROW, Steve, L.CORONADO, Martin, P.JOHNSON, Michael, H.
    • CROW, Steve, L.CORONADO, Martin, P.JOHNSON, Michael, H.
    • E21B43/01
    • E21B34/08E21B43/12
    • Methods and devices for controlling fluid flow into a wellbore tubular include an in-flow control device, an element co-acting with the in-flow control device, and a disintegrating medium at least partially surrounding the element. The medium may be configured to release the element upon disintegration of the medium. The disintegrating medium may be configured to disintegrate when exposed to a selected fluid. The element may be configured to at least partially restrict flow across a flow path associated with the in-flow control device when released. The flow path may convey the fluid from the formation to a flow bore of the wellbore tubular and the element may be positioned along the flow path. The element may be: a liquid, a solid, a particle and / or particles. The selected fluid may be water, a hydrocarbon, an engineered fluid, and / or a naturally occurring fluid.
    • 用于控制流体流入井筒管的方法和装置包括流入控制装置,与流入控制装置共同作用的元件以及至少部分地围绕元件的分解介质 。 介质可以构造成在介质分解时释放元件。 分解介质可以被构造成当暴露于选择的流体时分解。 该元件可以被配置成当被释放时至少部分地限制与流入控制装置相关联的流动路径上的流动。 流动路径可以将流体从地层传送到井筒管的流动孔并且元件可以沿着流动路径定位。 该元件可以是:液体,固体,颗粒和/或颗粒。 所选流体可以是水,碳氢化合物,工程流体和/或天然流体。
    • 44. 发明申请
    • WATER ABSORBING MATERIALS USED AS AN IN-FLOW CONTROL DEVICE
    • 吸水材料用作流入式控制装置
    • WO2009052076A2
    • 2009-04-23
    • PCT/US2008/079778
    • 2008-10-14
    • BAKER HUGHES INCORPORATEDCROW, Steve, L.CORONADO, Martin, P.
    • CROW, Steve, L.CORONADO, Martin, P.
    • E21B43/00E21B34/06
    • E21B43/12E21B43/32
    • A device or system for controlling fluid flow in a well includes a flow restriction member that transitions from a first effective density to a second effective density in response to a change in composition of the flowing fluid. The flow restriction member may increase in effective density as the water cut of the flowing fluid increases and / or disintegrate when exposed to a selected fluid in the flowing fluid. The flow restriction member may be formed of a water-absorbing material and / or a porous material. The pores may be water permeable but not oil permeable. A method for producing fluid from a subterranean formation includes controlling a flow of fluid into a well bore tubular with a flow restriction member. The method may include reducing a flow of water into the well bore tubular when a percentage of water in the flowing fluid reaches a predetermined value.
    • 用于控制井中的流体流动的装置或系统包括流动限制构件,所述流动限制构件响应于流动流体的成分的变化而从第一有效密度过渡到第二有效密度。 当流动流体的含水量暴露于流动流体中的选定流体时,流动限制构件的有效密度可能增加和/或分解。 限流部件可以由吸水材料和/或多孔材料形成。 孔可以是透水的但不是透油的。 一种用于从地下地层生产流体的方法包括:控制流体流入具有流动限制构件的井筒管中。 该方法可以包括当流动流体中的水的百分比达到预定值时减少进入井筒的水流。
    • 45. 发明申请
    • RESTRICTOR VALVE MOUNTING FOR DOWNHOLE SCREENS
    • 用于井下屏幕的限位阀安装
    • WO2008134311A4
    • 2008-12-31
    • PCT/US2008061150
    • 2008-04-22
    • BAKER HUGHES INCCORONADO MARTIN PCROW STEVE LHENRIKSEN KNUT
    • CORONADO MARTIN PCROW STEVE LHENRIKSEN KNUT
    • E21B34/08E21B43/08
    • E21B43/08E21B34/08
    • In one aspect of the invention a valve that operates in association with a downhole screen is threaded into the wall of a base pipe after being inserted through a saddle. When the valve body is threaded in, the engagement into the wall threads in the base pipe acts as a sealing force on a ring seal between the saddle and the base pipe and between the valve body and the saddle. The valve itself can be outfitted with a cover with openings that can be integral or removable and disposed at the end of the valve that is innermost to the base pipe. Preferably a series of elongated slots are used that can catch slurry if the well is to be killed while allowing subsequent production to drive the accumulated solids from well killing back into the base pipe. Another feature places the valve in a base pipe opening under a cylindrical screen section to reduce assembly time and cost of constructing an adjacent housing to one side of the cylindrical screen section to accommodate the valve.
    • 在本发明的一个方面中,与井下筛网相关联地操作的阀在插入鞍座之后被拧入基管的壁中。 当阀体螺纹连接时,与基管中的壁螺纹的接合作用在鞍座和基管之间以及阀体和鞍座之间的环形密封件上的密封力。 阀门本身可以装备有具有可以是一体的或可拆卸的开口的盖,并且设置在最靠近基管的阀的端部。 优选地,使用一系列细长的狭槽,如果井将被杀死,则可以捕获浆料,同时允许随后的生产将积聚的固体从良好地杀死回到基管中。 另一特征将阀门放置在圆柱形筛网部分下方的基管开口中,以减少组装时间和将相邻壳体构造到圆筒形筛部分的一侧以适应阀门的成本。