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    • 8. 发明申请
    • Recyclable foamed fracturing fluids and methods of using the same
    • 可循环发泡压裂液及其使用方法
    • US20050043188A1
    • 2005-02-24
    • US10956928
    • 2004-10-01
    • Jiten ChatterjiBobby KingKaren King
    • Jiten ChatterjiBobby KingKaren King
    • C09K8/70C09K7/02
    • C09K8/703Y10S507/922
    • Fracturing fluids and methods of fracturing a subterranean formation using such fluids are provided. A fracturing fluid having a first pH is foamed by introducing a gas to the fluid. The fracturing fluid comprises a surfactant that facilitates formation of the foam at the first pH. The foamed fracturing fluid is subsequently pumped to the subterranean formation to fracture it. The pH of the fracturing fluid is then changed to a second pH at which the surfactant facilitates reduction of the foam. The fracturing fluid releases proppant contained in the fluid to the subterranean formation. The fracturing fluid is then allowed to flow back to the surface. It can be recycled by changing the pH of the fracturing fluid back to the first pH and adding a gas to the fluid, causing it to foam again.
    • 提供了压裂液和使用这种流体压裂地层的方法。 具有第一pH的压裂液通过向流体引入气体而发泡。 压裂流体包括有助于在第一pH下形成泡沫的表面活性剂。 随后将发泡压裂液泵送到地层以将其破裂。 然后将压裂液的pH变为第二pH,在该第二pH下,表面活性剂促进泡沫的还原。 压裂液将包含在流体中的支撑剂释放到地层中。 然后允许压裂液流回到表面。 通过将压裂液的pH值改变回第一个pH值并向流体中加入一种气体,使其再次发泡,可以循环使用。
    • 9. 发明申请
    • Recyclable foamed fracturing fluids and methods of using the same
    • 可循环发泡压裂液及其使用方法
    • US20070123429A1
    • 2007-05-31
    • US11698615
    • 2007-01-26
    • Jiten ChatterjiBobby KingKaren King
    • Jiten ChatterjiBobby KingKaren King
    • C09K8/00E21B43/00
    • C09K8/703Y10S507/922
    • Fracturing fluids and methods of fracturing a subterranean formation using such fluids are provided. A fracturing fluid having a first pH is foamed by introducing a gas to the fluid. The fracturing fluid comprises a surfactant that facilitates formation of the foam at the first pH. The foamed fracturing fluid is subsequently pumped to the subterranean formation to fracture it. The pH of the fracturing fluid is then changed to a second pH at which the surfactant facilitates reduction of the foam. The fracturing fluid releases proppant contained in the fluid to the subterranean formation. The fracturing fluid is then allowed to flow back to the surface. It can be recycled by changing the pH of the fracturing fluid back to the first pH and adding a gas to the fluid, causing it to foam again.
    • 提供了压裂液和使用这种流体压裂地层的方法。 具有第一pH的压裂液通过向流体引入气体而发泡。 压裂流体包括有助于在第一pH下形成泡沫的表面活性剂。 随后将发泡压裂液泵送到地层以将其破裂。 然后将压裂液的pH变为第二pH,在该第二pH下,表面活性剂促进泡沫的还原。 压裂液将包含在流体中的支撑剂释放到地层中。 然后允许压裂液流回到表面。 通过将压裂液的pH值改变回第一个pH值并向流体中加入一种气体,使其再次发泡,可以循环使用。
    • 10. 发明授权
    • Portable breakwater
    • 便携式防波堤
    • US07189026B2
    • 2007-03-13
    • US11098855
    • 2005-04-05
    • Karen KingLisa M. Burns
    • Karen KingLisa M. Burns
    • E02B3/06
    • E02B3/06Y02A10/15
    • A portable breakwater system for use in a body of water includes first and second support members adapted to be positioned on the floor of the body of water and a curtain attached between the first and second support members. The first and second support members allow the curtain to freely rise in response to a wave in the body of water so as to attenuate the wave. Each support member includes a base plate and a frame assembly extending upwardly from the base plate. The base plates can be anchored to the water floor with one or more weights. The frame assemblies include pivoting or telescoping sections that permit the curtain to rise in response to a wave. Alternatively, the curtain can be attached to pre-existing underwater structure, such as the support members of a dock located in the body of water. In this case, the curtain is attached to the support members via attachment sleeves that are slidingly mounted on the support members.
    • 用于水体的便携式防波堤系统包括适于定位在水体的地板上的第一和第二支撑构件以及安装在第一和第二支撑构件之间的帘幕。 第一和第二支撑构件允许窗帘响应于水体中的波而自由地升高,以便衰减波浪。 每个支撑构件包括基板和从基板向上延伸的框架组件。 底板可以用一个或多个重物固定在水面上。 框架组件包括允许窗帘响应于波浪而上升的枢转或伸缩部分。 或者,帘子可以附接到预先存在的水下结构,例如位于水体中的码头的支撑构件。 在这种情况下,帘幕通过滑动地安装在支撑构件上的连接套筒附接到支撑构件。