盐酸法制磷酸中氯化钙废水的除氟工艺
廖杭,吕莉,唐盛伟,张涛

Defluorination process of calcium chloride wastewater from phosphoric acid production by hydrochloric acid method
Hang LIAO,Li LÜ,Shengwei TANG,Tao ZHANG
图1 氢氧化钙加入量对废水水质的影响
Fig.1 Effect of calcium hydroxide dosage on wastewater quality