Much of the waste acid is utilized.
废酸中大部分被利用了。
Arsenic in waste acid was determined successfully by atomic fluorescence.
用原子荧光仪分析污酸中的砷。
Waste acid water produced by the hydrometallurgy of some plant is applied to treat the diatomite.
本论文还使用某厂湿法冶炼所生产的酸性废水代替硫酸，应用于酸处理硅藻土。
The invention provides a method for reusing yellow-ginger saponin industrial waste acid solution.
本发明提供了一种黄姜皂素工业废酸液的回用方法。
Finally these reacted waste acid and waste alkali are both treated synthetically into the lime and organic fertilizer.
最后将酸碱废液综合处理得到熟石灰和有机肥等副产品。
The waste acid from benzol refining is a very complex mass and we has no better method to deal with it for a long time.
精苯废酸组成极为复杂，长期以来对精苯废酸的处理没有合适的解决方法。
The treatment of the waste acid was discussed from sulfuric acid alkylation plant, and it was utilized to produce active clay.
论述了硫酸烷基化废酸的处理方法，并用来生产活性白土。
The article discussed the method that waste acid in producting titanium dioxide prepared potassium sulfate. fer-rite carbonate and compound fertilizer.
本文论述了利用钛白生产中的废酸制取硫酸钾、碳酸亚铁及复混肥的方法。
Therefore the pollution of waste acid base discharge was avoided, the water quality improved, and the overall utilization of circulating water upraised.
将原离子交换复床除盐系统改造为反渗透系统，从而提高了水的循环使用率，避免了废酸、废碱大量排放对环境造成的污染；
A large quantity of waste acid is discharged from titanium dioxide production by sulfuric acid method that must be treated for preventing the environment.
硫酸法钛白生产中产生大量高浓度的废硫酸，必须治理，否则将对环境造成巨大污染。
The main areas of progress are as follows: 1) by optimization of conditions for sulfonation, the yield was increased and the amount of waste acid reduced;
其技术进步主要是：1）改善磺化反应的工艺条件、提高产品收率、减少废酸；
The new technology of treating the ash handling system with waste acid from the regeneration unit of the water workshop is presented and put into practice.
由此提出并实施了采用化学分场制水单元再生时的酸性废液处理冲灰水系统的新工艺。
The paper relates the pollution and harm from the drained off waste acid from wire drawing and cooling water with harmful impurity in steel wire production.
叙述拉丝生产中排放的废酸和含有害杂质的冷却水对周围水质的污染及危害。
Disclosed is a method which recovers pure acid from the waste acid contains metallic ion and reproduces alkaline, and belongs to the environmental protection field.
一种从含金属离子的废酸中回收纯酸并再生碱的方法，本发明属于环境保护领域。
The nitrating agent of conventional method is high concentration nitric acid, which has disadvantages such as low nitrification ability, large waste acid yield, etc.
传统制备方法中使用的硝解剂为高浓度硝酸，它具有硝解产率低、废酸产量大等缺点。
This paper expounds how to produce widely used manganese sulphate with waste acid left by titanium powder production and low-ranged soft manganese ore as raw material.
介绍用生产钛白粉的废酸和低品位软锰矿为原料生产应用广泛的硫酸锰的方法。
In the process of waste acid treatment, field checkpoint signals were amplified, calculated and compared and the outlet signals used for display, adjusting and control.
应用于废酸处理时，工艺控制的现场检测信号通过放大、运算处理、信号比较后，输出信号实现显示、调节及控制。
According to requirement of steel factory dealing with waste acid water, this article puts forward how to control the PH of steel factory dealing with waste acid water .
根据钢铁厂排放废酸水处理的要求，本文提出了钢铁厂废酸水PH值的控制；
The feasibility of direct extraction rhenium from waste acid to produce ammonium rhenate has been re- searched, the parameters and conditions of Process has been determined.
研究了萃取法从污酸中直接提取铼生产铼酸铵的可行性，确定了工艺流程与条件参数。
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。
It introduces the methods of recovering waste acid and water with waste acid and oily impurity using the natural cooling crystallization, the dialyzing diffusing and roasting.
介绍用自然冷却结晶法、渗析扩散法和焙烧法回收废酸及合废酸、含石油类杂质废水的处理方法。
Compared with the conventional technology, it possesses many advantages such as easier temperature controlling, no waste acid treatment, higher selectivity and easier separation.
与传统的硝化工艺相比，具有易于控温、无需废酸处理、选择性高、易分离等优点。
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 process for the treatment of the waste acid from crude benzol refining with calcining process is studied, the optimum operation data are discussed and the process is optimized.
研究了焙烧法处理粗苯精制废酸的工艺过程，探讨了最佳运行参数，优化了工艺流程。
Main process technology and pollution factors of wire and cable industry are pointed out. The existing control methods are summarized for such problems as waste acid, acid mist, was...
概括线缆产业主要工艺技术及污染因素，并归纳行业废酸、酸雾、磷化废水、电镀废水、铅污染等主要污染问题的已有治理技术。
The process realizes the comprehensive utilization of pyrite cinder and titanium white waste acid. The product can be used for water treatment, and conforms to the cleaning requirements.
该工艺综合利用了硫铁矿烧渣和钛白废酸，产品可用于废水治理，符合清洁生产的要求。
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。
According to the character of the cotton dyeing pretreatment wastewater from a dyeing pretreatment plant, the waste acid from steel plant were chosen to do the coagulation-sedimentation experiment.
实验针对常州某印染厂棉纺织印染前处理车间废水水质特性，选取钢铁厂废酸作为混凝剂对棉纺织印染前处理废水进行了混凝试验研究。
According to the character of the cotton dyeing pretreatment wastewater from a dyeing pretreatment plant, the waste acid from steel plant were chosen to do the coagulation-sedimentation experiment.
实验针对常州某印染厂棉纺织印染前处理车间废水水质特性，选取钢铁厂废酸作为混凝剂对棉纺织印染前处理废水进行了混凝试验研究。
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