研究了硫铁矿烧渣与硫酸反应动力学。
The leaching kinetics of pyrite cinder and sulfuric acid reaction was studied.
对硫铁矿烧渣的碳还原过程进行研究。
本文进行了用硫铁矿烧渣制备聚合硫酸铁的实验研究。
Polymeric ferric sulfate was prepared by pyrite cinder in this paper.
对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。
In this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied.
研究了高温还原焙烧、硫酸浸取提取硫铁矿烧渣中的铁。
The extracting iron from pyrite cinder by reductive roasting and sulfuric acid leaching was investigated.
本发明涉及一种渗水防滑硫铁矿烧渣彩色花砖及其制作方法。
The invention relates to the seepage and antiskid colorful tiles made of pyrite cinder and their preparation method.
文摘：对利用硫铁矿烧渣制备氧化铁黄和氧化铁红进行了研究。
Abstract: in this paper, the preparation of iron oxide yellow and iron oxide red with pyrite cinder was studied.
本文进行了用硫铁矿烧渣制备聚合硫酸铁(PFS)的实验研究。
Polymeric ferric sulfate (PFS) was prepared by pyrite cinder in this paper.
综合利用硫铁矿烧渣可减少环境污染，节约土地，提高矿产资源利用率。
Comprehensive utilization of pyrite cinder can not only reduce the pollution to environment, save the land but also uplift the utilization ratio of minerals resources.
对硫铁矿烧渣进行综合利用既可回收资源，又可减少烧渣对环境的污染。
The comprehensive utilization can not only reclaim the resources but also reduce pollution on environment.
介绍了以硫铁矿烧渣为原料，采用湿法硫酸盐氧化法制备氧化铁黄的工艺过程。
The technological process for the preparation of iron yellow from iron sulfide slag by sulfate oxidation method is described.
本文叙述了硫铁矿烧渣的化学成分和物相，以及酸浸还原烧渣提取铁的基本原理。
This paper involved chemical compositions and physical phases of iron pyrite cinder and the principle of extracting iron from the cinder acid leaching.
将硫铁矿烧渣与硫酸混合后，经过熟化处理可使烧渣中铁的回收率达到90%以上。
The rate of iron recovery of pyrite cinders is up to 90% by maturation treatment after pyrite cinders mixing with sulfur acid.
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.
我国科技工作者对硫铁矿烧渣的综合利用也进行了多方面的研究与实践，取得了一定成果。
The comprehensive utilization to that the pyrite cinder of scientific worker of our country has carried on the research and practice in many aspects, and gain some achievements.
针对辰溪县硫铁矿烧渣的利用现状，以硫铁矿烧渣为原料，制取铁精粉的新工艺进行探讨。
It is analyzed the current use of pyrite cinder in Chenxi County and made an in-depth discussion on the new technology for the preparation of iron concentrate powder from pyrite cinder.
本发明充分利用了硫铁矿烧渣的颜色特性和粉煤灰、水沙、电石灰的胶凝特性，变废为宝。
The invention takes full advantages of the color property of the pyrite cinder and the gelling property of the fly ash, water and sediment and electric lime, which changes waste into valuables.
从中选取最佳改性方案，制取性能更好、无毒的复合聚铁絮凝剂，以提高硫铁矿烧渣的综合利用水平。
The Iron-modified flocculants having better and innocuous performance is made by adopting the best scheme of modifying, in order to improve the comprehensive use of pyrite cinder.
以硫铁矿烧渣为原料，采用机械活化硫铁矿还原法制备绿矾具有成本低、反应快、产品质量高等优点。
Copperas prepared by a reduction method of mechanically activated pyrite from pyrite cinder is featured by low cost, fast reaction speed and high quality.
通过对硫铁矿烧渣的筛选与理化处理，所得到的铁精粉其各相关指标均达到钢铁生产行业对铁精粉的质量要求。
By means of screening and physics-chemistry treatment processes of pyrite cinder. the related norms of iron concentrate powder can meet the quality requirements by iron and steel industry.
研究了以硫铁矿烧渣为原料制备铁红的工艺过程及原理，详细探讨了合成反应的各种影响因素及煅烧工艺条件。
The principle and the process of preparing iron oxide red from pyrite cinder were studied. The factors affecting the synthesis reaction and the process conditions of calcination were examined.
依次将面层和底层混合料布于模具中，加压成型、脱模、静养、码垛、养护，得到渗水防滑硫铁矿烧渣彩色花砖。
Spread the pavement surface and bottom mixtures into the die, pressure molding, demould, stay, palletize and maintain to get the seepage and antiskid colorful tiles made of pyrite cinder.
论述了硫铁矿烧渣湿法制备铁盐，铁氧化物颜料，铁基磁粉以及铁粉等铁系产品的原理，并对铁系产品的途径进行了分析。
The preparation methods of iron based products were discussed, such as ferrous or ferric salts, iron oxide pigments, magnetic particles and iron powders.
论述了硫铁矿烧渣湿法制备铁盐，铁氧化物颜料，铁基磁粉以及铁粉等铁系产品的原理，并对铁系产品的途径进行了分析。
The preparation methods of iron based products were discussed, such as ferrous or ferric salts, iron oxide pigments, magnetic particles and iron powders.
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