Pentlandite

Mechanism on lime ′ s depression of pentlandite & a study

石灰抑制镍黄铁矿机理的研究

The basic behavior of self-induced flotation and externally controlled voltages flotation of pentlandite was investigated .

研究了镍黄铁矿自诱导和外控电位浮选的基本行为。

Raman spectrum analyses shows a different Raman shift outline from the common pentlandite ( cubic ) .

拉曼光谱分析表明，其拉曼位移有别于一般的镍黄铁矿（立方对称）。

Chalcopyrite and pentlandite can also not react with diluted sulfuric acid .

黄铜矿、镍黄铁矿不易与稀酸反应。

Mineralogical Character of Nickel Ore and Separation Test of Monomineralic Pentlandite In a Certain Nickel Mine of Yunnan

云南某镍矿石工艺矿物特性及镍黄铁矿单矿物分选试验研究

Hexagonal habit pentlandite and sylvite inclusions have been found in a diamond from Liaoning Province .

在产于辽宁的一粒金刚石中新发现了具六方对称外形的镍黄铁矿和钾盐包裹体。

Galvanic effect on bio-leaching of pentlandite and pyrite mixture

黄铁矿和镍黄铁矿混合细菌浸出过程的原电池效应

Studies on Moderate Thermophile Intensifying Pentlandite Leaching

中等嗜热菌强化镍黄铁矿浸出的研究

A Mossbauer study of pentlandite

镍黄铁矿的穆斯堡尔谱研究

Pyrrhotite , Pentlandite and chalcopyrite are main metallic minerals in cop-per-nickel sulfide deposits .

磁黄铁矿、镍黄铁矿、黄铜矿是这类矿床的主要金属矿物。

Action of depressants in pentlandite flotation

镍黄铁矿浮选中抑制剂的作用

The results show that the occurrence states of cobalt and nickel in the complex cobalt ores are existence as : ① cobalt-bearing pentlandite ;

综合分析查定了钴镍在该铜钴矿化区的赋存状态主要有：①钴镍以含钴的镍黄铁矿产出；

The optimal condition for pure pentlandite leaching with S.t is pH 2.0 , 10 % inoculation amount and 0.02 % yeast extract .

t浸出镍黄铁矿单矿物最适pH值20左右，接种量以5%～10%为宜，酵母提取物最适添加量为002%。

Through the cyclic voltammetric curve analysis on the externally controlled voltages , the sulphur element may be the primary hydrophobic entity on the surface of pentlandite .

通过对外控电位浮选循环伏安曲线的分析，单质硫可能是镍黄铁矿表面形成的主要的疏水性产物。

It was shown that pentlandite exhibit good self-induced floatability in the acidic condition and the self-induced floatability can be changed under externally controlled voltages .

结果表明，镍黄铁矿在酸性条件下，可实现自诱导浮选，并且通过外控电位可以控制它的浮选行为；

A leaching mathematical model of the complex pentlandite ore containing the minerals pyrrhotite , pentlandite , pyrite , and chalcopyrite using a fe_2 ( so_4 ) _3-h_2so_4 lixiviant

用Fe2（SO4）3-H2SO4浸出含有磁黄铁矿，镍黄铁矿，黄铁矿和黄铜矿矿物的复合镍黄铁矿矿石的数学模型

Reaction kinetics of partial-oxidation of pentlandite in fluidized reactor at temperatures 500 , 550 , 600 or 650 ℃, and partial pressure of oxygen 0.1 & 0.5 atm , was studied by using concentration cell of oxygen with zirconia and yttria as electrolyte .

本文利用流态化反应器与氧化锆固体电解质氧浓差电池组合，研究了镍黄铁矿在500550600和650℃，氧分压为0.1&0.5大气压下的反应速度变化规律。

The result shows that the nickel leaching rate by pentlandite spontaneously decomposition in acid medium for 8d is only 12.48 % , but for bacteria leaching it is up to 44.41 % , furthermore as high as 63.67 % with the addition of the yeast extract .

结果表明，在酸性溶液中，镍黄铁矿自发氧化分解，8d镍浸出率仅1248%，加入细菌，镍浸出率达4441%，添加酵母提取物后镍浸出率提高到6367%。S。