铬渣治理是国际性环保科技难题。
Chromium slag treatment was the international environmental protection problem.
采用水泥固化的方法对铬渣进行处理。
Chromium residue was treated by solidification process with cement.
采用水泥固化的方法对铬渣进行处理。
The resource reclamation technology will be the priority for disposing the sludge of boron or chrome.
利用化学共沉淀法，在处理铬渣的同时，制备四氧化三铁。
Fe3O4 was prepared by using chemical precipitation in dealing with chromium residue simultaneously.
本文还采用水玻璃、沥青为固化剂对铬渣的处理进行了研究。
Water glass and bitumen as solidification agents to treat with chromium waste are also researched.
从理论和实践两个方面阐述了还原铬渣做水泥混合材的可行性。
The feasibility of the reduced chromium slag to be used for cement mixture material is analysed in theory and practice.
目前，许多铬盐厂正在进行铬渣无害化处理，速度快的已基本完成。
At present, the hurtless treatment for chrome slag is undergoing in many chromate plants in China.
处理后铬渣加入适量硫酸钠，渗入水泥砂浆中可以起到早强减水作用。
The addition of the treated chromic refuse with proper amount of sodium sulfate into cement paste has shown an important role in quicker water absorption and earlier hardening.
处理后铬渣加入适量硫酸钠，渗入水泥砂浆中可以起到早强减水作用。
The addition of the treated chromic refuse with proper amount of sodium sulfate into cement paste has shown an important role in q...
通过模拟酸雨浸泡和淋溶实验，弄清楚铬渣的毒性作用和对环境的危害性。
Through simulation acid rain marinate and eluviate experiment, make clear the toxicity and the harm to environment of chromium slag.
铬渣污染场地的表层土壤由于粘性大、粒径小且污染严重成为治理的难点。
The difficulty of the remediation technology was that the topsoil of the site is sticky, small particle size and severely polluted.
铬渣污染问题已引起国家环保部门的高度重视，治理铬渣污染的任务迫在眉睫。
The pollution brought by chromium slag is arousing high attention of national environmental protection department, so it is very urgent to deal with the pollution of chromium slag.
综述了含铬废水的各种处理方法，并介绍了铬废水和铬渣综合利用的几种实用工艺。
The methods of treatment of waste water containing chromium are reviewed. At the same time several useful techniques to utilize waste water and mud containing chromium are introduced.
本发明公开了一种用生活污水和工业铬渣等为原料制备多孔砖、空心砖及制备方法。
This invention discloses a method for preparing porous bricks and hollow bricks from domestic sewage and industrial Cr slag.
铬渣是一种有毒的固体废渣，不仅危害人们的身体健康，还对生态环境造成严重污染。
Chromium slag is a kind of poisonous solid waste. It not only does harm to people's health but also pollutes the ecological environment seriously.
研究了转炉中铬渣生产高铬低磷微碳铬铁，实验证明：工艺可行，缺点是合金不能脱硫。
The study is conducted on producing extra-low FeCr containing high chromium and low phosphorus with converter MC FeCr slag.
试验结果表明，该法去除铬渣毒性彻底，社会效益十分显著，是铬渣利用的一种有效途径。
The experimental results show that this method is an effective one which can bring about remarkable social and enconomic benefits.
简要介绍了中国铬盐生产现状、铬渣治理及技术进展情况，展望了中国铬盐生产的发展前景。
The present status of chromate production and the treatment of chromium-contained slag in China are briefly introduced. The prospect of development of chromate products are put foward.
本研究确定了该铬渣治理方法工艺简单、成本低、解毒彻底、稳定性强，具有广泛的应用前景。
The method for controlling chrome residues features simple technique, low cost, complete detoxification, high stability and a bright future of application.
在模拟环境条件下对解毒铬渣进行了浸出毒性试验，结果表明，解毒铬渣在环境条件下是安全的。
The maceration test to detoxicated Chromium slag was made under simulated conditions of nearly nature environment, and the results show that detoxicated Chromium slag is unharmful to the environment.
铬渣污染场地中污染物的含量高，易向周围环境扩散，对其修复是我国亟需解决的环境问题之一。
Remediation chromium residue contaminated site was one of the desiderated case of our country because the high contamination concentration and the easily diffusion.
他所在的村子每年都至少有6人死于癌症，而这要归咎于非法倾倒在村子附近的铬渣所引起的污染。
At least six villagers die of cancer each year in his village due to the pollution caused by the chromium compound waste illegally dumped near the village.
本文以可靠的数据和化学原理，针对工业铬渣和含铬废水的实际情况提出处理的新方法和新思路，并应用于实践。
According to reliant data and chemical theory, the new method and new thinking of industrial chromium residue and chromium-contained wastewater treatment are put forward and applied into practice.
介绍该厂铬盐车间利用磷酸法对铬酸渣回收利用的两次技术改造及主要设备的结构，以供同行业厂家参考。
Twice technology reforms and the structure of main equipment for the recovery of chromic acid sludge by phosphoric acid method are described.
研究了铬转化率与焙烧温度、配碱量、返渣氧化铜的量等条件的关系。
The relation. between the con- verting rate of chromium and roasting temperature , the amount of soda , the amount of back slag - copper oxide are also studied.
硅锰铬合金、炉料矿石、富锰渣的生产销售。
Guimeng chromium alloy, furnace charge ores, manganese residue rich production sales.
为了提高高碳铬铁的回收率，分析了影响渣中铬含量的因素，并通过配加废镁砖和菱镁矿作了初步试验。
To increase recovery of high carbon ferrochrome, the effecting factors of chrome contents in slags were analysed, and the preliminary test of adding waste magnesia brick and magnesite were conducted.
对用草酸泥渣制备铬酸铅的工艺原理进行了分析。
Principle of preparation lead chromate from oxalic acid sludge was introduced.
采集疑似危险废物含铬碳渣的样品，检测其浸出液中的总铬和六价铬含量，确定其性质，分析其污染特征；
Gather the sample of suspected hazardous waste (the chromium dreg), measured chromium in the lixivium, confirmed its property, analyzed its characteristic of pollution.
本文提出了用铁屑与铝渣混合处理钢铁钝化含铬废水的新方法，给出了最佳处理条件，并对处理机理进行了分析。
In this paper, a new method of treating the wastewater chromiumcontaining with mixture of iron chippings and aluminium dregs is put forward.
应用推荐