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    • 5. 发明公开
    • BACKFILL, METHODS OF MAKING, AND USE THEREOF
    • HINTERFÜLLUNG,VERFAHREN ZUR HERSTELLUNG UND VERWENDUNG DAVON
    • EP3110729A1
    • 2017-01-04
    • EP15752691.4
    • 2015-02-23
    • Active Minerals International LLC
    • PURCELL, Robert J.PARKER, Dennis C.FENDLEY, PaulCOETZEE, Rudolf M.FELDMAN, Steven B.
    • B65G53/30C04B18/12
    • A composition in the form of a backfill is described. The composition comprises one or more mine tailings present in an amount greater than 50% by weight of the composition, one or more cementitious binder materials present in an amount ranging from 0% to 12% by weight of the composition, attapulgite present in an amount ranging from 0.01% to 4.00% by weight of the composition, and water. The fines content (Fc) of the one or more mine tailings is greater than or equal to 3%. Although subject to many uses, in some embodiments, the composition is suitable for managing tailings to be stored above ground or underground. For example, in some embodiments, the composition is suitable for filling mined out areas.
    • 描述了回填形式的组合物。 组合物包含一种或多种矿物尾矿,其量大于组合物重量的50%,一种或多种水泥基粘合剂材料的含量为组合物重量的0%至12%,以存在量为基准的绿坡缕石 以组合物重量计0.01%至4.00%,和水。 一个或多个矿尾矿的细粉含量(Fc)大于或等于3%。 尽管有许多用途,但在一些实施方案中,组合物适用于管理要在地上或地下储存的尾矿。 例如,在一些实施方案中,组合物适于填充开采区域。