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本文提出了采用催化氧化法除铁除锰的新技术。实验结果表明,运用本技术能将含铁高达30mg/L、含锰高达10mg/L的地下水进行有效地净化处理。经处理后的地下水,铁、锰含量及细菌学指标均符合国家《生活饮用水卫生标准》。催化剂及滤料经久耐用,无需更换,可长期使用。滤料,因磨损与流失,每年大约需要以20%相同粒径的河砂补充。
This paper proposes a new technology for the removal of iron and manganese by catalytic oxidation. The experimental results show that using this technology, groundwater containing up to 30 mg/L of iron and up to 10 mg/L of manganese can be effectively purified. The treated groundwater, iron and manganese content and bacteriological indicators are in line with the national “health standard for drinking water.” The catalyst and filter material are durable and can be used for long periods without replacement. The filter material, due to wear and loss, needs to be supplemented with 20% of the same particle size of river sand each year.