废酸中大部分被利用了。
由于不能回收废酸，所以这个方法是不经济的。
This method was uneconomic for it was impossible to recover the spent acid.
本发明提供了一种黄姜皂素工业废酸液的回用方法。
The invention provides a method for reusing yellow-ginger saponin industrial waste acid solution.
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 treatment of the waste acid was discussed from sulfuric acid alkylation plant, and it was utilized to produce active clay.
本文涉及工业废酸资源化和废弃的氧化铜锌矿资源综合利用的方法。
The method of utilization of industrial spent acid and rejected copper and Zinc oxide ore is concerned in this paper.
阴离子交换膜扩散渗析技术已被成功地应用于钢铁废酸的回收处理工程。
Diffusion dialysis using anion exchange membrane has been successfully used in separating waste steel pickle liquor.
清洗镀件后的废酸在电镀厂中数量巨大，但又没有良好的方法加以处理。
Spent acid after cleaning plated parts is great in quantity and can not be treated desirably in plating factories.
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。
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.
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。
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.
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；
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 .
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 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;
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。
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.
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。
Compared with the conventional technology, it possesses many advantages such as easier temperature controlling, no waste acid treatment, higher selectivity and easier separation.
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。
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.
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。
The nitrating agent of conventional method is high concentration nitric acid, which has disadvantages such as low nitrification ability, large waste acid yield, etc.
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。
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.
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 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.
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。
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.
氧化后的氧化剂转化为萃取溶剂，以移出硫氧化物和氮氧化物，因此，没有废酸形成的困扰。
Furthermore, the oxidant is converted into an extractive solvent for removing oxidized sulfur and nitrogen compounds from the oxidized petroleum oils after oxidation step.
H2S气体中的任何碳氢化合物与废酸原料流中的碳氢化合物一样，对该体系的作用是相同的。
Any hydrocarbon present in the H2S gas has the same effect on the system as hydrocarbon in the spent acid feed stream.
该絮凝剂利用本地丰富廉价的矿产资源和工业废酸为原料，价格低廉，具有良好的开发应用前景。
This flocculant is cheaper and has development outlook due to full utilization of local mineral resources and industrial waste.
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。
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.
不锈钢生产退火酸洗过程会产生大量废混酸（HF/HNO3），通过酸净化系统对废酸进行处理。
The stainless steel annealing and pickling process can product large quantity of waste mixed acid(HF/HNO3) that must be treated through acid purification system.
探究了珍珠岩和废白土制备4a分子筛的新工艺，并对制备过程中产生的废酸碱液进行了综合利用治理。
It explored the new technique by using pearlite and wasted clay to produce 4a molecular sieves, and made use of all the exhausted acid and alkali in the process.
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。
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.
介绍用硫酸法钛白废酸和副产硫酸亚铁分别生产应用广泛的硫酸锰、硫酸铝、硫酸锌及氧化铁系颜料的生产工艺。
Production technics of producing manganese sulphate, aluminum sulphate, zinc sulphate and ferric oxide series paint using the waste vitriol and byproduct in titanium dioxide production are introduced.
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。
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.
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；
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；
Therefore the pollution of waste acid base discharge was avoided, the water quality improved, and the overall utilization of circulating water upraised.
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