mineral in coal

X powder diffraction 6 graphs indicate that the sulphate oxidated from mineral in coal is the main reason in gaining weight of coal in air .

X粉晶衍射图表明，煤中矿物质被氧气氧化生成硫酸盐是煤在空气流中受热增重的主要原因。

However under the high temperature of gasification , the alkali catalyzer would react with mineral in coal and forms inert substances which could weaken the catalytic effect on the gasification process to some extent .

同时由于碱金属催化剂在高温气化时将与煤中矿物质反应生成惰性物质，从而可能削弱催化效果。

Discovery of a hg - , zn - , S-bearing mineral in coal

煤中发现含硫、锌、汞矿物

The results of these studies provide a theoretical basis for the surface modification of fine clay mineral in coal slime water , as well as development of efficient hydrophobic agglomerates settlement in coal slime water treatment .

这些研究结果为对煤泥水中微细粘土矿物进行表面改性，以及高效疏水聚团沉降方法在煤泥水处理中的应用发展提供了一定的理论基础。

At the same time , the CO that is produced in the ultra-fine pulverized coal combustion process retarded the strong oxidation reaction on the surface of coal . It is beneficial to the H_2S reacted with other mineral in coal and to produce sulfur compound such as CaS .

同时，超细煤粉在燃烧过程中产生的CO延缓了煤表面发生的强氧化反应，有利于H2S与煤中其他矿物质的反应生成硫化物如CaS。

Discussion on comprehensive combined mining system of mineral resources in coal mine

煤矿综合矿产资源联合开发体系探讨

Study on behavior of mineral matters in coal during burning process

煤燃烧过程矿物质行为研究

Study on Mineral Features in Coal Ash of Huainan in Weak Reducing Atmosphere

弱还原气氛下淮南煤灰矿物质特性研究

Determination of mineral matter in coal samples from Shanxi by plasma ashing method

用等离子体灰化仪测定煤中矿物质含量

The Effect of Mineral Matter in Coal on the Ash Melting Point with Ternary Phase Diagram

煤中矿物质对灰熔融温度影响的三元相图分析

Influence of mineral matter in coal on NO-Char reaction

煤中矿物质对NO-半焦还原反应的影响

Influence of mineral matter in coal on NO-Char reaction in presence of CO and o_2

CO和O2气氛下煤中矿物质对NO-半焦还原反应的影响

Potential Coexisting and Associated Mineral Resources in Coal and Coal-bearing Strata & An Issue Should Pay Close Attention to

煤和含煤岩系中潜在的共伴生矿产资源&一个值得重视的问题

A Study of High-temperature Self-desulfurization of Calcium-based Mineral in Shenmu Coal

神木煤钙基矿物高温自身脱硫特性的研究

The results showed that fluorine-bearing acids are good deashiag agent of coal and graphite and can effectively leach out almost all mineral components in coal and graphite .

结果表明，含氟酸是良好的煤和石墨的脱灰剂，能有效地脱除煤和石墨中的各种矿物质组分。

Mineral substance in coal is the primary cause giving rise to ash deposition . In order to reveal mechanism of fouling and slagging , mineral elements ' migration and deposition behaviour at furnace are investigated in this paper .

矿物质是引起灰沉积的根本原因，本文主要通过对矿物元素在炉内的迁移和沉积行为的研究，来揭示沾污结渣机理。

Wide and intensive investigations into the effects of mineral matters in coal have been carried out during the past 15 years and play a positive role in how to improve and intensify the qualities of coal water slurry fuels during slurry preparation .

近15年来，该领域进行的大量研究具有相当的广度和深度，对高浓度煤浆的制备，改善和强化浆体流变性及稳定性等发挥了积极作用。

Mineral speciation characteristic in coal combustion

煤燃烧过程中矿物质形态分布特性

Based on the results of chemical analysis of the coal ash , with reference to the standard composition of minerals the content of various mineral phases in the coal ash has been determined .

根据煤灰化学成分分析结果，参照矿物标准成分推算各矿物相在煤灰中的含量。

The desulfurization behavior of mineral matter in ash during coal combustion at high temperature

高温环境下灰中矿物质对长广煤燃烧固硫行为的影响

Mineral is non-uniformly distributed in coal and can be divided into included mineral and excluded mineral .

煤中的矿物呈非均一分布，根据矿物和碳基体的联系程度不同，可以分为内在矿物和外在矿物。

Of all the mineral resources in Guizhou , coal is the most important source of energy , and economically is also of the most important value . So it will dominate in the development of mineral industry of Guizhou .

煤矿是贵州最重要的能源矿产，是矿业的支柱，在贵州经济发展中具有重要价值作用。

The reaction kinetics and gas components as well as the effect of inorganic salts or coal mineral on them in the coal char gasification process with H2O / CO2 mixture have been investigated by means of the thermobalance and the small scale fixed bed reactor .

用热天平和实验室固定床反应器，研究了煤焦H2O/CO2常压气化的反应动力学，煤气组成及无机盐或矿物质对其的影响。

The investigation of distribution characteristics of mineral in a different size range of coal powder indicates that the mineral content increases with the increase of the particle size of coal powder , but the content of mono mineral particles in coal powder is in contrast to it .

对不同粒度煤粉中的矿物质分布特征研究表明，矿物质含量随煤粉粒度的增大而增多，单体矿物颗粒含量则正好相反。