Mathematical Optimization Method for Computing Apparent Coal Gas Generation Rate of Coal and Macerals
煤及其显微组分视煤气发生率的数学优化计算方法

Construction of Vertical Airshaft when Crossing Multi Coal Seams with Hyper Gas in Tianchi Coal Mine.
天池矿回风立井高瓦斯、多煤层揭煤施工

Status and Progress of Studies on Mechanism of Preventing Coal and Gas Outburst by Coal Seam Infusion
煤层注水防治煤与瓦斯突出机理的研究现状与进展

Taking coal as experimental coal sample, gas emission characteristics of coal was tested and studied.
以大块煤为实验煤样, 实验研究了大块煤瓦斯放散特性。

Determination on Harmful Substance in the Flue Gas Discharging from Household Coal Stoves and Gas Cooker
民用炉具排放有害物质的研究

Coal and gas outburst is one of the important factors, which constraint production safety in coal mines.
煤与瓦斯突出是制约煤矿安全生产的重要因素之一。

We will strengthen exploration, exploitation and utilization of natural gas, coal seam gas and shale gas.
加强天然气，煤层气，页岩气勘探开采与应用。

Study on Nonlinear Characteristics of Accident Evolution of Gas Explosion and Risk Assessment in Coal Mine
煤矿瓦斯爆炸事故演化特性与危险性评价研究

The furnace of coal gas calorific value high thoroughly dry distillation under section gas excluding, tar.
煤炭经炉内彻底干馏, 煤气热值高, 下段煤气不含焦油。

Using Gas Drainage Technology of Waste Pipe Laying to Dispose Gas for Return Air Corner in Coal Mining Face
采面回风隅角埋管抽放治理瓦斯

Huangling gas coal is a young gas coal, and its reserve is substantial, so it has good application prospect.
黄陵气煤作为一种年轻的气煤，储量可观，有很好的利用前景。

Appcication of Anchor Belt Net and Cable Support in large slope Angle Soft and Gas Outburst Coal road Driving
锚带网索支护在大倾角、松软、突出煤巷中的应用

By analyzing the principle of conservation of mass, we can get the continuity equation of coal containing gas.
通过质量守恒定律，分析得到含瓦斯煤岩的连续性方程。

ELEMENTARY TALK ON MANAGEMENT OF THE GAS FROM WORK FACE OF INTEGRATED RELEASE TOP COAL IN HIGH GAS THICK COAL BED
浅谈高瓦斯厚煤层综合放顶煤工作面瓦斯治理

Application of bolt and wire mesh support technology in big section coal roadway with high gas and loose soft seam
高瓦斯松散软煤层大断面全煤巷锚网支护技术的应用

Coalbed gases in Huainan coal field is a gas mixture resulted from thermogenic methane and secondary biogenic gas.
淮南煤田煤层气属于热成因和次生生物成因气的混合气。

and a fourth coal gas hearth, arranged at the transverse middle part and the longitudinal middle part of the cabinet.
在妇女和儿童中暴露极高, 他们大多数时间在炉边度过。

Discovery of Wenliu gas pool generating from coal measures and its significance of prospecting gas in North China Basin
文留煤成气藏的发现及其对华北盆地找气的意义

The formation and accumulation of coalbed gas are closely related to the paleogeothermal field of the coal metamorphism.
煤层气的形成和赋存与煤变质的古地温场条件密切相关。

The Effect of Coal Mine Safety and the Countermeasure of Analysis to the Discerption of Coal Seam Gas and Coal Mine Right
煤层气与煤炭矿权分置对煤矿安全的影响及对策探析

Research on Treatment Techniques for Gas Distribution and Accumulation at Upper Comer Angle of Fully Mechanized Coal Faces
综采工作面上隅角瓦斯分布与积聚处理技术的研究

Explanation and analysis on measuring and determining flammable content in coal gas with austenitic gas analyzing instrument
奥氏仪测定煤气中可燃组分的释析

A quantitative analysis of coal type gas and oil type gas in the mixed gas reservoir in the northwest boarder of Junggar Basin
准噶尔盆地西北缘混合气中煤型气和油型气的定量分析

Determination of Biphenyl and Phenanthrene in Coal Tar Wastewater by Gas Chromatography with Thin Layer Column after Extraction Concentration
萃取浓缩 薄涂柱气相色谱法测定煤焦油废水中的联苯和菲

Dongfeng coal mine accident occurring in Qitaihe, Heilongjiang Province proved to be a coal powder explosion triggered by a coal gas explosion
黑龙江七台河东风煤矿矿难是瓦斯爆炸引起的煤尘爆炸