troilite

Our gravity separation research has been carried out in the Yunfu low-grade pyrite ore.对云浮低品位硫铁矿矿石进行重选试验研究,当原矿约含硫28%、粒度小于4 mm时,采用分级后粗粒跳汰-细粒螺旋选别的重选流程,可以得到最终硫精矿品位37。4qh汉语字典

The phase speciations of trace thallium in the Yunfu pyrite ore are analyzed, including exchange phase, carbonate phase, oxide phase organic, sulfide phase and phase combined with quartz etc.分析了云浮硫铁矿中微量铊的相态分布 ,包括可交换相 ,碳酸盐结合相 ,铁锰氧化物结合相 ,有机质及硫化物结合相 ,硅酸盐结合相等相态 。4qh汉语字典

Concept and practice for utilization of pyrite cinder;硫铁矿烧渣利用的设想与实践4qh汉语字典

Application of DynaWave scrubber to sulphuric acid production based on pyrite;动力波洗涤器在硫铁矿制酸中的应用4qh汉语字典

Environmental pollution and countermeasures in pyrite resources exploration;硫铁矿资源开采利用过程中的环境污染问题及控制对策4qh汉语字典

With the development of iron and steel industry, discharged amount of steel slag and pyrite slag is increased every year.以钢渣、硫铁矿渣为原料制备了无机高分子絮凝剂,通过铁的形态分布、红外谱图、热失重曲线分析了絮凝剂的性能,并比较了几种絮凝剂对造纸废水的处理效果。4qh汉语字典

The high sulfur coal from Jiexiu in Shanxi is used in this experiment and the influence of removing pyritic sulfur by adding different pyrites depressors on the process of agglomeration was explored in this study,The experiment result shows that adding pyrites depressors on the process of oil agglomeration can improve the sulfur-removing rate.油团聚是以脱除煤中灰分为主的团聚技术,脱硫的效率很低,采用山西介休的高硫煤,探索在油团聚过程中加入不同的黄铁矿抑制剂(巯基乙酸、重铬酸钾、高锰酸钾)对脱除煤中黄铁矿硫的影响。4qh汉语字典

The autoclaved products made of steel slag mixed with pyrite tailing,pyrite tailing and lime or gypsum respectively were studied.用硫铁尾矿、硫铁尾矿和石灰、硫铁尾矿和石膏分别与低碱度钢渣复掺配制蒸压制品。4qh汉语字典

Troilite and sulphur concentrates--Rules for examinatioGB/T2459-1981硫铁矿和硫精矿检验规则4qh汉语字典

Research on Removing Sulphur of Pyrite Slag with Microorganisms;硫铁矿烧渣的微生物脱硫的试验研究4qh汉语字典

Research on Removing Sulfur from Pyrite Slag with Microorganism;微生物法脱除硫铁矿烧渣中硫的研究4qh汉语字典

Pyrites and concentrate--Determination of total iron content--Part 1: Cerium sulfate volumetric methodGB/T2463.1-1996硫铁矿和硫精矿中全铁含量的测定第1部分:硫酸铈容量法4qh汉语字典

Study on New Technology and Fundamental Theory of Polyferric Sulfate and Phosphorous Polyferric Sulfate Prepared from Pyrite Cinders;硫铁矿烧渣制备聚合硫酸铁和聚磷硫酸铁新工艺及基础理论研究4qh汉语字典

Pyrites and concentrate--Determination of silicon content--Gravimetric methodGB/T16574-1996硫铁矿和硫精矿中硅含量的测定重量法4qh汉语字典

Pyrites and concentrate--Determination of moisture--Gravimetric methodGB/T2461-1996硫铁矿和硫精矿水分的测定重量法4qh汉语字典

Pyrites and concentrate--Methods for sampling and preparation sampleGB/T2460-1996硫铁矿和硫精矿采样与样品制备方法4qh汉语字典

Study on the Reaction Behavior of Preparation of Poly Ferric Sulfate from Pyrite Cinder;硫铁矿烧渣制取聚合硫酸铁的反应行为研究4qh汉语字典

Preparation of feed-grade ferrous sulfate by waste acid from titanium dioxide production and pyrite cinder由钛白废酸和硫铁矿烧渣制备饲料级硫酸亚铁4qh汉语字典

The Research on Preparing High Pure Iron Oxide Red Pigment from Pyrite Cinder;硫铁矿烧渣制取高纯氧化铁红的研究4qh汉语字典

Pyrites and concentrate--Determination of effective sulfur content--Combustion neutralization methodGB/T2462-1996硫铁矿和硫精矿中有效硫含量的测定燃烧中和法4qh汉语字典

Evaluation of the Uncertainty of Determination of Effective Sulfur Content in Pyrites and Concentrate by Combustion Neutralization Method燃烧中和法测定硫铁矿和硫精矿中有效硫含量不确定度的评定4qh汉语字典

Pulp Potential during Lead-zinc-iron Sulfides Grinding铅锌铁硫化矿磨矿过程中的矿浆电位4qh汉语字典

Any of various natural metallic sulfide minerals, especially of iron.硫化矿类一种自然金属硫化矿，尤指铁矿4qh汉语字典

At pegmatite contacts the composition changes to chalcopyrite, millerite, pyrite, and violarite accompanied by magnetite and hematite.在伟晶岩接触带，硫化物成分变为黄铜矿、针镍矿、黄铁矿及硫镍铁矿，伴生有磁铁矿和赤铁矿。4qh汉语字典

The sulfide assemlage consists largely of pyrrhotite, pentlandite, chalcopyrite, and pyrite.硫化物集体大部由磁黄铁矿、镍黄铁矿、黄铜矿及黄铁矿组成。4qh汉语字典

a mineral (iron-nickel sulphide) that is the chief ore of nickel.一种矿物（铁镍硫化物），是镍的主要矿石。4qh汉语字典