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    • 5. 发明申请
    • HEAT GENERATOR FOR SCREEN DEPLOYMENT
    • 用于屏幕部署的热发生器
    • WO2009111804A3
    • 2009-12-10
    • PCT/US2009041119
    • 2009-04-20
    • BAKER HUGHES INCRICHARD BENNETT
    • RICHARD BENNETT
    • E21B43/08E21B43/10E21B43/24
    • E21B43/08E21B36/008E21B36/02
    • A screen assembly has a material that conforms to the borehole shape after insertion. The assembly comprises a compliant layer that takes the borehole shape on expansion. The outer layer is formed having holes to permit production flow. The selected conforming material swells with heat, and in one non-limiting embodiment comprises a shape memory foam that is thermoset or thermoplastic. Heat is provided by supplying a fuel (including an oxidant) to a catalyst in close proximity to the compliant layer so that the product from the catalytic reaction is heated steam which contacts and deploys the conforming material. The base pipe can have a screen over it to act as an underlayment for support of the conforming layer or alternatively for screening.
    • 屏幕组件具有在插入后符合钻孔形状的材料。 组件包括在膨胀时采用钻孔形状的柔顺层。 外层形成有孔以允许生产流动。 所选择的适形材料随着热量膨胀,并且在一个非限制性实施例中包括热固性或热塑性的形状记忆泡沫。 通过将紧密接近柔性层的催化剂供给燃料(包括氧化剂)来提供热量,使得来自催化反应的产物是加热的蒸汽,其接触并展开适形材料。 基管可以有一个屏幕,作为支撑合适层或替代筛选的底层。