盐酸废酸循环制备活性白土工艺研究 关键词：膨润土；废酸；活性白土；脱色率 [gap=4401]Keywords：bentonite；waste acid；actived clay；decoloring ratio
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waste acid liquor 酸性废液
waste acid disposal 废酸处理
waste acid treatment 废酸处理
waste-acid recycle use 废酸循环利用
Experimental results have shown that this method can treat waste acid effectively, and has the advantages of easy operation, no secondary pollution and good economic benefit.
实验表明该法处理废酸的效果良好，并具有操作简单、无二次污染和经济效益好等优点。
Test shows that the waste acid treatment with the calcining process has the advantages of good result, simple operation, no secondary pollution, better economic benefit and so on.
试验表明：该法处理废酸的效果良好，并具有操作简单、无二次污染和经济效益好等优点。
The waste acid from the manufacture of cation exchange resin can be successfully recovered and reused by a new washing process with dilute acid instead of traditional washing process with water.
采用稀酸套洗工艺代替传统的加水稀释洗涤工艺，成功地解决了阳离子交换树脂生产中废酸的回收利用问题。
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