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    • 3. 发明申请
    • APPARATUS AND METHODS FOR TREATING A WELLBORE SCREEN
    • 用于处理井眼屏幕的装置和方法
    • WO2015184548A1
    • 2015-12-10
    • PCT/CA2015/050514
    • 2015-06-02
    • ABSOLUTE COMPLETION TECHNOLOGIES LTD.
    • HARMAT, Fred
    • E21B43/08B01D33/06
    • E21B43/08B05C1/08B05D1/28
    • An apparatus and methods for applying an outer coating to a wellbore screen are described. The apparatus comprises a support for the wellbore screen, an injector for injecting coating material on to the outer surface of the wellbore screen, and a mechanism for positioning and moving the screen relative to the injector and/or moving the injector axially relative to the screen to introduce coating material to the outer surface of the screen. The apparatus further comprises rollers for distributing the coating material over the outer surface of the screen. The elongate injector has a coating material delivery line extending through the injector from a coating material supply to an op en tip.
    • 描述了将外涂层施加到井眼筛网的装置和方法。 该装置包括用于井眼筛网的支撑件,用于将涂层材料喷射到井眼筛网的外表面上的喷射器以及用于相对于喷射器定位和移动筛网和/或相对于筛网轴向移动喷油器的机构 以将涂料引入屏幕的外表面。 该装置还包括用于将涂层材料分布在屏幕外表面上的辊子。 细长的注射器具有从涂层材料供应口延伸穿过注射器的涂层材料输送线。