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发布时间：1992-01-20
实施时间：1992-07-01
本标准规定了煤炭可浮性的评定指标和可浮性等级。本标准适用于粒度小于。.5 m m的烟煤和无烟煤。
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[MT 260-1991] 送煤厂煤泥过滤性测定方法[现行]
发布时间：1992-01-20
实施时间：1992-07-01
本标准规定了以滤饼体积比阻作为煤泥过滤性的指标。本标准适用于选煤厂浮选精煤、浮选尾煤和原生煤泥过滤性..
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[MT 261-1991] 送煤厂真空过滤机用助滤剂使用性能测定方法[现行]
发布时间：1992-01-20
实施时间：1992-07-01
本标准规定了测定用设备、仪器、测定前准备工作、测定步骤、测定结果计算、精密度、测定结果整理等内容。本..
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发布时间：1992-01-20
实施时间：1992-07-01
本标准规定了煤的显微硬度测定用的试样、仪器、材料，仪器检验和调节、测定条件、测点的确定、测定步骤和测..
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