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Removal of fluoride from waste water consists of acidity adjustment prior to addition of calcium chloride and an organic cationic flocculating agent

机译：从废水中去除氟化物包括在添加氯化钙和有机阳离子絮凝剂之前调节酸度

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摘要

The removal of fluoride from waste water comprises adjustment of the water pH to 8.5-8.8 prior to addition of calcium chloride and an organic cationic flocculating agent to the water. After separation of the resulting solid phase, a proportion of this is recirculated to the adjusted water.

机译：从废水中除去氟化物包括在向水中添加氯化钙和有机阳离子絮凝剂之前将水的pH值调节至8.5-8.8。分离得到的固相后，一部分固相再循环到调节后的水中。

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公开/公告号ES2193854A1

专利类型
公开/公告日2003-11-01

原文格式PDF
申请/专利权人 ELCOGAS S.A.;
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申请/专利号ES20010002606
发明设计人 GUZMAN ISAAC ROSA;BLANCO MARTINEZ ALFONSO;ROJAS LOPEZ ANTONIO;GUZMAN ISAAC ROSA;BLANCO MARTINEZ ALFONSO;ROJAS LOPEZ ANTONIO;
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申请日2001-11-23
分类号C02F1/58;C02F1/54;
国家 ES
入库时间 2022-08-21 23:58:56

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