On the formation of iron oxide scale with the danger of condenser factory iron oxide scale of the investigation, determined the chemical cleaning solution.
介绍了氧化铁垢的生成与危害，通过对某厂冷凝器氧化铁垢情况调查，确定了化学清洗的方案。
The results show that iron oxide scale is easy deformation than base. The deformation is greatly related with the structure of oxide scale and temperature.
结果表明：氧化铁皮比基体容易变形，变形量与氧化铁皮结构和变形温度有较大关系。
By retort mechanism of direct reduction, the preparation direct reduction iron with scale oxide is studied in the laboratory.
利用罐式法直接还原原理在试验室进行了氧化铁鳞制取直接还原铁的研究。
Formic acid efficiently dissolves and removes calcium based deposits, as well as rust, scale and iron oxide deposits.
甲酸能有效地溶解和去除钙质沉积物，包括锈、水垢和氧化铁沉积物。
New technology for making ferric oxide yellow pigment by using waste iron scale with medium high carbon instead of low carbon as raw material is stated.
研究了利用中高碳钢废铁屑生产铁黄颜料的工艺，产品质量符合国家标准，铁的转化率达98%以上。
New technology for making ferric oxide yellow pigment by using waste iron scale with medium high carbon instead of low carbon as raw material is stated.
研究了利用中高碳钢废铁屑生产铁黄颜料的工艺，产品质量符合国家标准，铁的转化率达98%以上。
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