硫铁矿

研究了用硫铁矿烧渣为原料，制取超细氧化铁红的新工艺。

The new technology for the preparation of superfine ferric oxide from pyrite cinder is studied .

硫铁矿矿样k值试验方法及统计检验

Test method of k value of pyrite samples and its statistical examination method

式中A为灰分、CO2为碳酸盐二氧化碳，Sp为硫铁矿硫。

Where A-ash content , CO2-carbon dioxide of the carbonates and Sp-pyrite sulfur .

硫铁矿的pH的研究

Research on pH of Yunfu Pyrite Mine

硫铁矿烧渣水热法合成纳米球形α-Fe2O3

Nano sphere-shaped α - Fe_2O_3 synthesized hydrothermally from pyrite slag

在实验室内研究了初始pH、温度及硫铁矿的投加量等因素对产酸速度的影响；

In laboratory we study the effects of Initial water pH , temPerature and the Pyrite dosage In small batch exPeriment .

GB/T16575-1996硫铁矿和硫精矿中铝含量的测定EDTA容量法

Pyrites and concentrate Determination of aluminium content EDTA volumetric method

硫铁矿烧渣制备静电复印显影剂用Fe3O4

Preparation of magnetite for electrostatic copying toner from pyrite cinders

硫铁矿废烧渣制备高纯纳米Fe3O4的研究

Research on Preparing High Pure and Nanocrystalline Fe_3O_4 from the Pyrite Cinder

GB/T2467.3-1996硫铁矿和硫精矿中铅含量的测定第3部分：EDTA容量法

Pyrites and concentrate Determination of lead content Part 3 : EDTA volumetric method

燃烧条件下硫铁矿（FeS2）颗粒的分解特性

Decomposition Characteristics of Pyrite ( FeS_2 ) Particle under Combustion Condition

硫铁矿（FeS2）与二氧化锰矿浸出的工艺实践

The Technology Practice Soaked out with FeS_2 Ores and MnO Ores

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 .

发现FeS和天然硫铁矿有良好的催化效果，而Fe2O3和含Fe2O3的工业废渣&太钢转炉飞灰的催化效果不明显。

It is found that FeS and the pyrite from Yangquan are of better effect and Fe_2O_3 and the industrial Waste residues Containing Fe_2O_3 are not .

介绍可编程序逻辑控制器（PLC）在硫铁矿制酸装置渣仓贮卸系统的应用，以及相应的硬件配置和软件设计。

The application of programmable logical controller ( PLC ) in the cinder storing and discharge system of a pyrite-based sulphuric acid plant , its hardware configuration and software design are described .

研究了硫铁矿烧渣与硫酸反应动力学。运用XRD、IR、FTIR、TEM等测试手段，研究了硫铁矿烧渣合成具有不同次级结构的α-.Fe2O3的工艺路线和实验条件。

The techniques and the conditions of α - Fe_2O_3 with different morphologies synthesized from pyrite slag was studied by using XRD , IR , FTIR , TEM .

熔融制样法对硫铁矿、铜精矿和方铅矿主量元素的XRF光谱测定

X-ray fluorescent spectrum determination of main elements in samples of copper concentrate troilite , galena prepared by smelting method

HNO3氧化煤系硫铁矿生产聚铁的方法及装置

Study on method and device of producing PFS by hno_3 oxidizing coal pyrite

利用烧渣中较高含量的铁元素进行无机高效水处理剂PFS的开发，是硫铁矿烧渣最有前途的综合利用途径之一。

It 's one of the promising utilization methods of pyrite cinder to use its high iron content in synthesizing PFS .

硫铁矿烧渣制备PFS、PFPS及其除浊效果比较

Preparation of PFS and PFPS from Pyrite Cinder and Comparison of Their Turbidity Removal Efficiency

根据Freeman-Carrol法计算了黄县煤在用SnCl2·2H2O、Ni2O3和阳泉硫铁矿石作催化剂时加氢反应的动力学参数。

Based on Freeman-Carrol method , the kinetic para-meters of hydrogenation of Huangxian coal using SnCl_2 · 2H_2O , Ni_2O_3and pyrite from Yangquan as catalysts were calculated .

在1250℃，选用碳质还原剂、硫铁矿和SiO＿2对高铜炉渣进行电炉火法贫化。

The high - copper slag was cleaned with reducing carbon reagent , sulphide iron ore ( FeS ) and silica ( SiO_2 ) in the electric furnace at 1250 ℃.

本文利用正交试验研究了在硫酸介质中用γ－Fe2O3·H2O处理煤系硫铁矿的适宜条件。

The optimum conditions for desulfurization of coal derived pyrite by γ Fe 2O 3 · H 2O have been studied by means of cross test in the paper .

研究了一种以硫铁矿烧渣和硫酸溶液为原料生产絮凝剂聚合硫酸铁（PIS）的新工艺。

A new technology is studied for making flocculant of polymeric iron sulphate with pyrite cinder and sulfuric acid solution as raw materials .

结果表明，LZ煤样中的汞主要赋存于黄铁矿中，硫主要来自硫铁矿硫。

The studies show that the mercury in LZ coal sample may be associated with pyrite , and the form of sulfur was pyritic sulfur .

200kt／a硫铁矿制酸热能综合利用系统生产运行报告

A Report on Operation of Comprehensive Heat Utilization System of a 200kt / a Pyrite Based Sulphuric Acid Plant

发现H2气氛中，在650K时硫铁矿已分解，750K时有单质铁生成；

Pyrite has come to decompose at 650K in Hydrogen and elementary iron has been produced at 750K .

铜陵化工集团公司磷铵厂200kt／a硫铁矿制酸装置中的热能综合利用系统由高位热能利用和低位热能回收两部分组成。

The comprehensive heat utilization system comprising high and low level heat recovery in a 200kt / a pyrite-based sulphuric acid plant is described .

采用硫铁精矿作还原剂还原硫铁矿烧渣酸浸液（硫酸铁），并用沉淀法从硫酸亚铁溶液制备-αFe2O3。

Acidic leaching solution ( Fe_2 ( SO_4 ) _3 ) of troilite cinder is reduced using pyrite concentrate as reductant and α - Fe_2O_3 is prepared from FeSO_4 solution by precipitation .

用煤矸石及硫铁矿烧渣作原料制备了一种高效复合混凝剂聚硅酸铝铁（PSAF），并将其用于造纸综合废水的处理。

A new type of effective complex coagulant polysilicate aluminum ferric salt ( PSAF ) was prepared from coal gangue and pyrite slag and used as coagulant in the treatment of papermaking wastewater .