隐晶质

关于隐晶质石墨性质及其分选的研究

Study on cryptocrystalline graphite properties and ore dressing

研制了一种对难于浮选的隐晶质石墨有良好浮选效果的新的复合型石墨浮选剂。

A new compound floatation agent for graphite has been developed , which is very effective on the floatation of cryptocrystalline graphite .

研究了隐晶质石墨的提纯工艺中焙烧动力学方程。

Kinetic equation in the baking process of purifying aphanitic graphite were researched .

球体含量在80%以上，大小一般0.5～10cm，胶结物为隐晶质、玻质熔岩。

The content of spheroids in such kind of rocks is more than 80 % . They are generally 0.5 ~ 10 cm in diameter , and the cement is cryptocrystalline and glassy lavas .

搅拌磨制备隐晶质石墨超细粉体的研究

Study on the ultrafine aphanitic graphite particles fabricated with stirred mill

隐晶质石墨提纯工艺中硅的焙烧动力学研究

Baking Kinetics for Silicic Impurity in Purification Process of Aphanitic Graphite

隐晶质石墨浮选研究

A Study on Flotation of a Cryptocrystalline Graphite Ore

隐晶质石墨在化学作用下的结构变化

The structural change of Aphanitic Graphite in chemical treatment

本文利用透射电镜观察了隐晶质石墨矿石的微观形态。

Cryptocrystalline graphite ores have been examined by TEM .

伊朗隐晶质菱镁矿分选提纯研究

Study on The Purification of Iran Cryptocrystalline Magnesite

隐晶质石墨超细粉体制备研究

Study on Preparation of Ultrafine Aphanitic Graphite Powder

隐晶质石墨矿石的透射电镜观察

TEM observation on cryptocrystalline graphite ore

结果表明，四川软玉猫眼主要由微晶隐晶质透闪石矿物集合体组成；

The results indicate that the nephrite cat 's eye mainly consists of aggregates of microcrystalline-cryptocrystalline tremolites .

选用不同的偶联剂对隐晶质石墨粉进行表面化学改性。

In the article , the process conditions of wet surface modification of aphanitic graphite are studied .

采用高温熔融法对隐晶质（土状）石墨进行了研究并确定了最佳工艺条件。

In this study , aphanitic graphite ore was purified in a melting process at high temperature and the optimum conditions were ascertained .

隐晶质石墨与酸碱作用，其微晶中插入了某些基因，而杂质并未在衍射谱线上显示出来。

Aphanitic graphite react with acid , alkali , result in implanting same radical into crystallite , but impurity isn 't shown on X-ray .

研究结果表明，改进的火法&湿法提纯法可将固定碳含量为84.18%的隐晶质石墨提纯至固定碳含量达99.25%的产品。

Research results show that the improved pyro-hydro purifying method can increase fixed carbon content of the aphanitic graphite from 84.18 % to 99.25 % .

测试结果显示，相似玉的折射率为1.734，密度为3.46g/cm3，具细粒隐晶质结构；

The results show that the analogous jade is with refractive index of 1.734 , density of 3.46 g / cm3 , fine-grained cryptocrystalline texture .

矿体主体呈层状、似层状和透镜状产出。矿石结构以隐晶质结构、碎屑结构和豆鲕粒结构为主。

The main ore bodies were developed in shape of layer , layer-like and lense , and ore textures were dominated by cryptocrystalline and oolitic texture .

龙陵地区产的红色&黄色的这类玉石属于隐晶质石英质玉石，根据云南龙陵的地方标准确定其为玉髓，但是黄龙玉也有类似玛瑙条带状构造的结构特征。

The red-yellow jade produced in Longling which species are cryptocrystalline quartz quality jade , according to the local standard of Yunnan Longling concluded that it was chalcedony .

本文研究了隐晶质石墨矿浮选工艺参数对品位和回收率的影响，得到了较有利的磨矿粒度，捕收剂和起泡剂的用量值。

In order to improve the quality and the recovery rate of graphite , the floatation technology parameters were studied and the useful results of pulverization size , quantity of collecting agent and foaming agent were obtained .

高铝砖中莫来石和方石英的含量不断升高，玻璃质硅酸盐和隐晶质铝硅酸盐的含量则不断下降，气孔孔径扩大，气孔率不断升高；

The results showed that along with the increasing oxygen content for enrichment , the contents of glassy and aphanitic silicates decrease continuously with expanded pore size and increasing porosity in eroded silica brick and high-alumina brick in which the contents of mullite and cristobalite increase as well .