nickel deposit

Ideas for sulfide nickel deposit prospecting in Yuanjiang nickel ore mine

元江镍矿区硫化镍矿床找矿思路探讨

The nickel deposit has a low content of PGE and copper , and should hence belong to the magmatic liquation-hydrothermal reformation type ore deposit .

该镍矿床PGE含量较低且贫铜，成因上应属岩浆熔离-热液改造型矿床。

Corrosion Mechanism of Pulse Plated Nickel Deposit on Depleted Uranium Surface

贫铀表面脉冲电镀镍层的腐蚀机理研究

The ( accumulation ) of corrosion product results in the cracking of nickel deposit .

腐蚀产物在界面的积累导致镍镀层开裂；

The Feasibility Study of the Application of Electroplated Low Stress Nickel Deposit on Cases of Electronic Components

用于半导体外壳电镀的低应力镍的可行性探讨

Diffusion characteristics of copper in lamellar and columnar nickel deposit are also determined .

并分析了铜在柱状和块状镍镀层中的扩散系数。

The effect of nickel deposit on the surface property and the catalytic cracking behavior of zeolite catalyst

镍沉积对催化剂表面性质及裂化性能的影响

It 's feasible to prepare nanocrystalline nickel deposit on uranium surface by pulse plating technology .

利用脉冲电镀在铀表面制备纳米镍镀层是可行的。

This was interpreted in terms of the dehydrogenation characteristics of the nickel deposit after reduction .

本文对此以镍沉积还原后的脱氢性能进行了解释。

Influence of the content of additives containing sulfur on the microstructure and properties of the nickel deposit made by electric casting

含硫添加剂含量对电铸镍沉积层组织和性能的影响

Microstructure of Nanocrystalline Nickel Deposit Pulse-plated on Uranium Surface

铀表面脉冲电镀纳米镍镀层的组织结构研究

The electrochemical corrosion characteristics and resistant performance of pulse plated nickel deposit for uranium substrate is better than DC deposit .

脉冲镍镀层具有较佳的电化学腐蚀特性和对铀基体更好的防腐蚀性能。

The SEM photo shows that the nickel deposit has even crystal size , good adhesion , low porosity and strong corrosion resistance .

镀镍层SEM照片显示，镀镍层晶粒尺寸大小均匀，各晶粒间结合紧密，孔隙率低，耐腐蚀能力强。

The influence of the content of saccharin additive in sulphate bath on the microstructure and properties of Nickel deposit made by electric casting was investigated .

研究了硫酸盐镍电镀液的组成及浓度，特别是糖精添加剂含量对电铸镍沉积层组织形貌和性能的影响。

The interaction of particle with substrate was studied by X-ray diffraction test and analysis of SEM morphology of pure nickel deposit and Ni-ZrO_2 composite deposit respectively .

分别通过纯镍镀层和Ni-ZrO2复合镀层的X-射线衍射实验及SEM形貌分析，研究了微粒与基质金属间的相互作用。

Lamprophyres in the Baimazhai nickel deposit are located on the southern segment of Ailaoshan fault belt .

白马寨镍矿区煌斑岩位于哀牢山断裂带的南段，是该条带上新生代富钾火成岩的重要组成部分。

In addition , there also existed the hybridization of the crustal substance which contained Os with high radioactivity during the formation of the sulfide nickel deposit .

煎茶岭硫化镍矿床成矿过程中有含高放射性成因锇的壳源物质混染。

The Limahe Nickel Deposit is a typical PGE-poor Ni-Cu deposit in the Emeishan Large Igneous Province .

四川力马河镍矿是峨眉山大火成岩省一个重要的岩浆硫化物矿床。

Iron deposit and nickel deposit formed in basite and ultrabasite rocks , copper deposits in this belt are related to neutral - medium acidic rocks .

铁质、镍质矿床在基性岩中形成，铜主要与中性&中酸性岩有关。

The influences of temperature , time and pH on the process of PCB by using Ni / Cu colloid catalyst were discussed , and the peeling strength of nickel deposit was tested .

探讨了用镍/铜胶体处理印制板时温度、时间和pH的影响，测定了化学镀镍层的剥离强度。

The anode profile of the nozzle is optimized by the proposed method , and the nickel deposit is obtained , which is1.26 of the ratio of maximum thickness to minimum thickness .

对某型喷管外壁进行阳极轮廓优化设计后，制得了厚度最大处与最小处比值为1.26的电铸镍层。

Corrosion mechanism of nickel deposit on depleted uranium surface prepared by pulse plating was studied by scanning electron microscope ( SEM ), X-ray energy dispersion spectroscope ( EDS ) and electrochemical technology .

利用扫描电镜、X射线能谱仪及电化学测试技术对贫铀表面脉冲电镀镍层的腐蚀机理进行了研究。

It is concluded that : ( 1 ) the greater EPD can be obtained when the compound with more complicated molecular structure and bigger molecular size is used an additive for the semibright nickel deposit layer ;

结果表明：（1）选用结构较复杂，分子体积较大的有机物作为半光亮镍添加剂时，可得到层间电位差较大的双层镍；

The effect of nickel deposit on the surface property and the catalytic cracking behavior of zeolite catalyst is studied with TPD , low temperature adsorption of nitrogen , XRD , TEM , etc. in the cracking reaction of diesel oil .

采用程序升温脱附（TPD）、透射电子显微镜（TEM）等方法，在柴油的裂化反应中，进行了镍沉积对分子筛催化剂的表面性质及催化裂化性能的研究。

The observation and analysis of the x ray diffraction and TEM indicated that there were ( 220 ) textures in the nickel deposit , the average grain size of the nickel electrodeposit is about 20 ~ 30nm .

x-射线衍射谱观察和透射电镜的分析表明：沉积层平均晶粒尺寸为20～30nm，且存在（220）结构。

The results indicate that in potassium chloride solution with 50 μ g / g Cl ~ ( - ), the corrosion of nickel deposit on uranium surface occurs at it 's pit and extends to the interface between uranium and nickel deposit .

结果表明：在含50μg/gCl-的KCl溶液中，首先，在铀表面镍镀层的孔隙处发生腐蚀并逐渐扩展到铀/镍界面；

The crystallographic structure of the nickel deposit pulse-plated on uranium is face centered cubic and has a highly preferred orientation of ( 200 ) . The relative preferred orientation of ( 200 ) of pulse-plated nickel is higher than DC plated nickel deposit .

铀上脉冲电镀与直流电镀镍层均为面心立方结构，而且在（200）面存在明显的择优取向，脉冲镍镀层（200）面的相对取向密度均高于直流镍镀层。

MINEROGENETIC model of the Jinchuan copper and nickel sulfide deposit

金川硫化铜镍矿床成矿模式

MINEROGENETIC model and minerogenetic series of the Jinchuan copper & nickel sulfide deposit

金川铜-镍硫化物矿床成矿模式和成矿系列

The introduction of closed isolation strip improved the dimensional and shape precision of nickel electroforming deposit effectively .

隔离带的引入有效的提高了铸层的尺寸精度和形状精度。