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    • 10. 发明申请
    • METHOD OF MANUFACTURING OF LIGHT CERAMIC PROPPANTS AND LIGHT CERAMIC PROPPANTS
    • 轻质陶瓷制品和轻质陶瓷制品的制造方法
    • US20160053162A1
    • 2016-02-25
    • US14778613
    • 2013-12-27
    • BALTIC CERAMICS S.A.
    • MACIEJ MARCHWICKI
    • C09K8/80C04B35/14
    • C09K8/80C04B33/04C04B33/1352C04B35/14C04B35/62695C04B38/009C04B2235/5296C04B2235/77C04B2235/94C04B2235/95C04B2235/96Y02P40/69C04B38/0067
    • A method for manufacturing of light ceramic proppants made from a mixture of raw materials that is mechanically granulated in a granulator or that is granulated in a spray dryer from a pourable ceramc mass, to obtain granulate having a granule size of 150-1700 μm (12-100 U.S. Mesh, ASTM E11-04, ISO 13503-2), and next the granulate is fired and the fired granulate is fractioned. The mixture of raw materials is prepared from: illite-beidellite-ka-olinite high-plastic clays of the Poznan series in the amount of 10% to 40% by weight; kaolinite clays in the amount of 10% to 45% by weight; kaolin in the amount of 20% to 40% by weight; fly ash from brown coal combusted in a power plant in the amount of 10% to 35% by weight; and treatment agents in the amount of up to 10% by weight. The mixture of raw materials is mixed and homogenized in a homogenizer, and the obtained granulate is fed to a fluidised bed dryer, in which it is dried to a moisture content below 3%, and the granulate is fired in a rotary furnace in a temperature from 1150° C. up to 1410° C. in time from 120 to 600 min, obtaining proppants which contain from 18% to 32% by weight of Al203, from 40% to 76% by weight of SiO2, and have a specific gravity from 2.15 Mg/m3 to 2.90 Mg/m3 and a bulk density from 1.35 Mg/m3 to 1.70 Mg/m3, depending on the firing time.
    • 制造轻质陶瓷支撑剂的方法,其由在造粒机中机械造粒或在喷雾干燥器中由可倾倒陶瓷颗粒造粒的原料混合物制成,得到颗粒尺寸为150-1700μm的颗粒(12 -100 US网,ASTM E11-04,ISO 13503-2),接下来将颗粒烧成,并将烧制的颗粒分级。 原料混合物由波兹南系列的伊利石 - 贝得石钾 - 高岭土高粘土制成,重量为10%〜40%; 10%〜45%重量的高岭石粘土; 高岭土的用量为20〜40%(重量); 发电厂燃煤褐煤的粉煤灰量为10%〜35%; 和处理剂的量高达10重量%。 将原料混合物在均化器中混合均化,将得到的颗粒送入流化床干燥器中,将其干燥至含水量低于3%,并将该颗粒在旋转炉中以温度 从1150℃至1410℃,时间为120至600分钟,获得含有18重量%至32重量%的Al 2 O 3,40重量%至76重量%的SiO 2的支撑剂,并具有比重 取决于烧制时间,从2.15Mg / m 3到2.90Mg / m 3,堆积密度从1.35Mg / m 3到1.70Mg / m 3。