电石渣－铁屑法去除硫酸废水中的氟和砷

Remova1 of Fluoride and Arsenicinthe Wastewater from Sulphuric Acid Production by Acetylene Sludge-Iron Shavings Process

对各种处理含氟、砷废水的方法进行了探讨，选择了以电石渣和废铁屑为药剂去除硫酸废水中氟和砷的方法，取得了较好的效果。该法以废治废、工艺简便、运行费用低，处理后的废水可达排放标准。

Various Processes of treating fluoride and arsenic containing wastewater werestudied.Acetylene sludge and waste iron shavings were chosen as treatment agents to removefluoride and arsenic in the wastewater from sulphuric acid production, realizing a goodtreatment effect.The process was characterized by using one waste to treat another,low costand simple operation. The effluent quality after treatment could meet the dischargestandards.