冶炼

After several repeated experiments on waste water sample, a three-stage neutralization treatment process was selected which used lime neutralization at first and then sulphurization.

葫芦岛有色金属集团有限公司冶炼烟气制酸中产生的酸性污水pH值在1以下，且含有大量的Zn、Cu、Pb、Cd、As、Hg等污染物，采用石灰中和加硫化处理的三级中和治理工艺。

The said new technology will raise the Zinc concentration in the teated liquid to be higher than 30 g/L,and therefore the treated liquid can be reused as a process solution in a Zinc plant.The liquid permeating the membrane,with Zinc less than 0.1 g/L,is neutralis...

电解废水经膜分离处理后，浓缩液中锌浓度可达30 g/L以上，回收后全部进锌冶炼系统，透过液中锌浓度在0.1 g/L以下，用碱调节pH 5~6后可回用于电解工序洗板，实现了废水资源化和车间废水零排放目标，具有显著的经济效益和环境效益。

The experimental study of foaming phenomenon of titaniferous slag during V-Ti-bearing magnetite smelting was conducted using different additions.

从配加添加剂的角度研究全钒钛矿冶炼时，含钛高炉渣的起泡现象。

Increasing the ratio of 6-coordination ions/4 coordination ions of TiO〓, if the fusibility temperature can be suitable for smelting, can make the properties above of the slag more suitable for smelting titaniferous iron ore.

在炉渣熔化性温度允许的条件下，适当地提高Ti〓/Ti〓的比值，可使上述诸性质向有利于高炉冶炼钒钛磁铁矿的方向变化。

The disadvantage of blast furnace flow for vanadium-bearing titanomagnetite is pointed out.

阐述了攀钢钒钛磁铁矿的利用现状，指出了高炉流程冶炼钒钛磁铁矿的不足。

Panzhihua v-bearing titanomagnetite has a titanium recovery of only 7% when smelted by traditional process,an enormous waste of titanium resource.

攀枝花钒钛磁铁矿使用传统工艺流程冶炼，钛资源的回收只有7%，浪费巨大。

High titanium pattern vanadic titanomagnetite is smelted in normal blast furnaces at Pan Steel. BF operation is naturally distinct from those smelted with ordinary ores.

攀钢高炉是以普通高炉冶炼钒钛磁铁矿的高炉，有其特殊性，攀钢的焦炭冷态强度较好，热性能较差。

A series of study was took out with charging coke and tuyere coke,such as thermal effect active,coal solution loss,mineral(TiO_2,Alkali metal) and slag-iron attack,so the solution loss of coke in BF with high Ti type vanadic titanomagnetite was understood.

对取自现场的入炉焦和风口焦进行了受热力作用、碳素溶损、矿物质侵入(TiO2、碱金属)、渣铁侵蚀等方面的研究，基本弄清了在高钛型钒钛磁铁矿冶炼条件下，焦炭在高炉内的蚀损情况。

It is found that the concentration of nitric acid has great effect on reclaiming rate of lead in the processing of nitric acid leaching-lead deposition after investigating the preparation of tribasic lead sulphate from bismuth waste residue by ammonium hydrogen carbonate transformation method.

通过对铋冶炼浸渣采用碳酸氢铵转化法合成三碱式硫酸铅的工艺研究，得出在硝酸浸出—硫酸沉铅工艺过程中影响铅回收率的主要因素为硝酸质量浓度。

The processing principle for the preparation of tribasic lead sulphate from bismuth hydrometallurgy waste residue by ammonium hydrogen carbonate transformation-nitric acid leaching-lead deposition with sulphuric acid-sodium hydroxide synthesis is introduced.

介绍了铋冶炼浸渣采用碳酸氢铵转化—硝酸浸出—硫酸沉铅—氢氧化钠反应合成三碱式硫酸铅的工艺原理。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失