关键词：石灰法；磷化废水；除氟；除磷；除镍 [gap=501]Keywords：lime method；phosphating wastewater；defluorination；phosphoms removal；nickel removal
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water defluorination 降氟改水
depth defluorination 深度除氟
precipitation defluorination 沉淀脱氟
Finally, a primary estimation of operation cost for defluorination using PAC as coagulant is made.
最后对碱式氯化铝用于除氟的运行费用进行了初略估算。
参考来源 - 白云鄂博矿区饮用水混凝过滤除氟的研究Compared with various defluorination process, experimental research on defluorination technology for absorption liquid with high concentration iodine in the recovery process by air extraction is also done.
实验比较了各种脱氟方法，对气萃法碘回收工艺中的富碘吸收液作了脱氟净化实验研究。
参考来源 - 黄磷废水微量碘回收、提纯工艺研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The fluorine content in cleaned coal will be nearly same as its original matrix by two grade defluorination treatment.
用二级脱氟处理方法可使高纯煤中氟含量达到实际应用所允许的要求，接近原煤中的氟含量。
The mechanisms and some affect factors for chemical disposal defluorination of wet-process phosphoric acid were introduced.
介绍了湿法磷酸化学法脱氟的脱氟机理和影响脱氟率的多种因素。
Some theoretical search has been made in this paper on defluorination of potable water by electrocoagulation, characteristics are introduced.
本文探索了电凝聚饮用水除氟的一些理论。介绍了此法的工艺特点。
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