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    • 2. 发明申请
    • ELECTRODE
    • 电极
    • WO2012064425A3
    • 2012-07-26
    • PCT/US2011054721
    • 2011-10-04
    • ELECTRO PETROLEUMWITTLE J KENNETH
    • WITTLE J KENNETH
    • E21B43/00
    • E21B43/2401E21B43/16
    • An electrode for enhancing electrical conductivity between an oil or gas field downhole and the surrounding formation. The electrode may serve as a cathode to cooperate with a remote anode to produce an electric field through the formation. The electrode has an electrically conductive, elongated body with a proximal end adapted to be inserted into the production pipe and a distal end adapted to project into the formation. The body of the electrode has a series of radially-projecting flexible filaments. The filaments are composed of an electrically conductive material and are supported by the body so as to be electrically charged. At least one of the filaments project outwardly into engagement with the wall of the downhole. The filaments also project radially outward into the consolidated formation.
    • 一种用于增强油井或气井井下与周围地层之间导电性的电极。 电极可以用作阴极,以与远程阳极配合以通过地层产生电场。 电极具有导电的细长主体,其近端适于插入生产管道中,远端适于突出到地层中。 电极的主体具有一系列径向伸出的柔性细丝。 长丝由导电材料构成,并被主体支撑以带电。 长丝中的至少一根向外突出地与井下壁接合。 长丝也径向向外突出到固结地层中。