dust precipitation

Research and productive practice on recovering gold from pregnant solution highly containing Cu, Pb, Zn by zinc dust precipitation

锌粉置换法从含高铜、铅、锌贵液中回收金的研究及生产实践

With the action of some bivalent cation, high temperature shift catalyst has been prepared by mixture precipitation method using open-hearth dust as a raw material.

利用钢铁厂平炉尘制备中温变换催化剂，制备成本低，工艺简单，活性达到部颁标准，具有明显的经济效益。

When gold is recovered from pregnant solution highly containing Cu, Pb, Zn by zinc dust precipitation, the effect is disappointing.

从含高铜、铅、锌贵液中直接用锌粉置换回收金，效果差。

The galvanic corrosion of AM 60 magnesium alloy is accelerated for the high dust precipitation in Beijing.

北京地区高自然降尘量对镁合金电偶腐蚀将起到加速的作用。

The results showed that acidity of precipitation is influenced by SO 2 and alkalescent dust.

结果表明：抚顺市的降水酸度是由大气中的SO2等酸性气体和碱性尘埃共同作用的结果，降水pH值向酸性降水发展。

The electrostatic precipitation electrostatic agglomeration process is used for purifying the harmful gas and smoke dust from an aluminum cell of self baked anode.

应用电除尘与静电凝聚技术相结合，净化自焙阳极铝电解槽生产过程中所产生的有害气体和烟尘。