According to increase the temperature of leaching process and pressure of plate-and-frame type filter press, the moisture gradient of cake is decreased contrast to before. 通过对现场水洗加温和板框压滤机增加压力吹风,滤饼水分比改造前大大降低;
Selection of plate-and-frame type filter press and determination of the operational parameters 板框压滤机的选择和操作参数的确定
Economic value and modifying direction of vertical plate-and-frame type filter press in treatment of PA sludge 立式板框压滤机在磷酸酸渣处理中的经济价值和技改方向