hematite相关论文
负载型纳米金催化剂由于其独特的化学性质在一系列氧化反应中受到广泛关注.其中,一氧化碳氧化不仅在实际应用领域(如汽车尾气处理)......
Composting can enhance the nutrient elements cycling and reduce carbon dioxide production. However, little information i......
Laboratory simulation of SO2 heterogeneous reactions on hematite surface under different SO2 concent
The variations of sulfate formation and optical coefficients during SO2 heterogeneous reactions on hematite surface unde......
Solution chemistry of carbonate minerals and its effects on the flotation of hematite with sodium ol
The effects of carbonate minerals(dolomite and siderite) on the flotation of hematite using sodium oleate as a collector......
Magnetic and flotation studies of banded hematite quartzite (BHQ) ore for the production of pellet g
To identify and establish beneficiation techniques for banded hematite quartzite (BHQ) iron ore, a comprehensive researc......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
The technology for beneficiation of banded iron ores containing low iron value is a challenging task due to increasing d......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
In this study, citric acid was used as a dispersant to improve the flotation performance of hematite fines. The effect a......
The effects of siderite on reverse flotation of hematite were investigated using micro flotation, adsorption tests, and ......
Indian hematite fines normally have a high iron grade and minor impurities:they are usually used as sinter fines for fee......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
A hematite/amorphous sulfur composite was prepared via simple heating hematite and α-sulfur in Teflon-lined autoclave a......
Hematite (α-Fe2O3) has been extensively studied as a promising photocatalyst, with the capacity to split water under vi......
The role of isotropic and anisotropic Hubbard corrections for the magnetic ordering and absolute ban
An isotropic (+U) and anisotropic [+(U?J)] corrected Density Functional Theory study for bulk hematite (α-Fe2O3) was ca......
集约化畜禽养殖场厌氧发酵过程中产生的大量H2S具有潜在的危害。本文以某畜禽养殖场的新鲜猪粪为研究对象,通过添加不同比例的赤铁......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为开发利用国内某鲕状赤铁矿,经济有效地降低其磷含量,针对该矿矿石性质特点,应用长沙矿冶研究院研制的ZH型三盘湿式强磁选机,采用......
The flotation of pure and natural carbonaceous iron ore samples in the oleate flotation system was investigated.Starch c......
In this study, we characterized strain F9 and evaluated the interaction between strain F9 and hematite by scanning elect......
Composite briquettes containing high-phosphorus oolitic hematite and coal were produced with a twin-roller briquette mac......
Because of the current depletion of high grade reserves,beneficiation of low grade ore,tailings produced and tailings st......
The present work extended the knowledge on the binding and complexation of humic substances( humic acid or fulvic acid) ......
A SLon full-scale continuous centrifugal concentrator was used to reconcentrate hematite from a high gradient magnetic s......
Monodisperse (-Fe2O3 particles with different particle size (ca. 620(10 nm or 60(4 nm) have been successfully prepared b......
Preparation of iron oxide ( -Fe 2 O 3 ) nanoparticles was carried out via a sonochemical process. The process parameters......
The strong collecting performance of N-laurel-13-diaminopropane (ND13) with respect to quartz encouraged us to study its......
Hematite nanoparticles have been successfully synthesized via two processing routes:(i) conventional precipitation route......
The adsorption of microorganisms on the mineral surface is the base of microorganisms that are considered as mineral pro......
磁化焙烧—磁选工艺是实现铁矿富集的有效手段,生物质作为一种低污染、分布广泛、储量丰富的资源可以进行热化学转化制取磁化焙烧......
采用水热联合煅烧法合成了一种蒙脱石负载S掺杂赤铁矿的高效新型非均相芬顿催化剂(S-α-Fe_(2)O_(3)/Mnt).采用X射线衍射(XRD)、X......
为了解决能源危机与环境污染问题,发展一种可再生的清洁能源至关重要.太阳能是一种取之不尽用之不竭的清洁能源,而氢气是一种良好......
常见的胺类阳离子捕收剂具有较高的毒性,而且降解性能差,不仅对人们生产生活带来了严重的影响,而且污染环境,阻碍了胺类捕收剂在工......
湖北某低品位高泥赤铁矿资源含Fe 21.24%,该铁矿原矿脉石矿物成分复杂,含有大量的易泥化的绿泥石、高岭土黏土类矿物,且目的矿物与......
针对鞍山矿业大孤山球团厂生产氧化球团用磁铁矿不足的问题，进行了大比例赤铁矿生产氧化球团的实验室研究和半工业化链蓖机—回转窑......
通过还原试验,研究了LiCl与含Li催化剂对Fe2O3的CO还原作用,发现不论是LiCl还是含Li催化剂均对Fe2O3的CO还原有催化作用, 其中以含......
赤铁矿沉铁工艺因铁渣铁含量高,渣量小,铁渣无二次污染等特点备受国内外关注。研究了该工艺沉铁过程中Na_2SO_4的存在对赤铁矿法除......
研究从高铁闪锌矿溶液中沉淀赤铁矿的过程。考察温度、晶种用量、时间、氧分压对除铁及杂质元素行为的影响。结果表明：除铁率和渣中......
采用阳极氧化法在铁片表面原位构建了纳米氧化铁层，以SEM、XRD、XPS对其结构进行表征，并采用静态接触角法考察了其表面润湿性能及其......
通过金属有机物分解的方法合成了Ti掺杂Fe2O3光阳极.通过XRD、紫外—可见吸收光谱、X射线光电子能谱(XPS)、扫描电镜(SEM)对Fe2O3......
采用重力沉降法对草分枝杆菌絮凝赤铁矿、石英的能力进行了比较实验．结果表明，草分枝杆菌对赤铁矿的絮凝能力明显强于它对石英的絮凝......
对赤铁矿尾矿采用酸浸—还原工艺，以达到固废资源化、减量化的目的。结果表明：在酸浸过程中，当反应温度为100℃、浸出时间为2．5h、搅拌......
为了缓解我国铁矿资源短缺的压力,对某赤铁矿尾矿进行了再选研究。根据其矿石性质,进行了磨矿条件试验、对磁选获得磁选粗精矿进行......
为了简化流程，降低成本，以淀粉为抑制剂，GE-609为捕收剂，对司家营铁矿选矿厂的混磁精矿进行了阳离子反浮选降硅试验研究。试验中采用二......
对辽宁思山岭赤铁矿石采用阶段磨矿-磁选-混磁精矿反浮选工艺流程进行了条件试验研究,对选别过程的磨矿细度、磁场强度、药剂制度......
通过化学元素分析、物相分析、XRD试验、镜下鉴定和电子探针等手段对云南省镇雄县黑树地区硫磺渣开展了工艺矿物学研究。结果表明：......
分析了贵州清镇地区赤铁矿为鲕状赤铁矿，主要脉石矿物为硅和铝，采用重选、磁选和磁化焙烧-磁选-反浮选等工艺进行了选矿试验研究。试......
东鞍山铁矿石是我国相对难选的贫赤铁矿,几十年来一直未在常温浮选上取得突破。实验室用新型、高效组合捕收剂TL-5来处理东鞍山赤......
