Coal Quality Characteristics of Hongxiugou Group in Northern Coal Bearing Stratum of Hongxiugou Basin
红锈沟盆地北部含煤地层红锈沟组煤层煤质特征
Coal Property of Chengzihe Formation and Muling Formation in Jixi Basin
鸡西盆地城子河组、穆棱组煤层煤质特征
A Study on No.6 Coal Seam Coal Quality Characteristics in Ulan Nur Minefield, Inner Mongolia
内蒙古乌兰诺尔井田6号煤层煤质特征研究
Coal quality characteristics of carboniferous-permian coal seams of Tashan Mining Area
塔山矿区石炭二叠纪煤层煤质特性研究
Discussion on Seam Comparison Methods in Coalfield Geological Exploration
煤田地质勘查中煤层对比方法的探讨
Coal geology emphatically studies always stratigraphy and sedimentology of coal and coal-bearing strata.
煤地质学一直偏重于对煤和含煤地层的地层学和沉积学的研究。
On the Deposition Factors Affecting the Seam Distribution,Seam Thickness and Coal Quality
浅议影响煤层分布和煤层厚度及煤质的沉积因素
Outbursts of coal and gas prone is related to the evolution history of deformation and coalification of coal-seams.
煤与瓦斯突出倾向与煤层的变质变形历史有关。
The Research of Accumulation of Low Rand Coldbed Methane in the North-West of China;
中国西北低煤阶煤层气成藏地质特征研究
The Gas Geological Characteristics of Coal-bed No.13-1 in Panyi Coal Mining, Huainan Coal Feild;
淮南煤田潘一井田13-1煤层瓦斯地质特征
Coal Property Characteristics and Change Rules of Yongqing Group Coal Bed in Jixi Basin
鸡西盆地永庆组煤层的煤质特征及其变化规律
Geological Characteristics and New Development Progress of Low Rank Seam Coal Bed Methane in China
我国低煤阶煤层气地质特征及最新进展
Geological Hosting Characteristic Research on No.2 Coal Seam,Xiayukou Coalmine
下峪口煤矿2号煤层赋存地质特征研究
Design and Construction of Inclined High-capacity Bunker for Tinpot Coal under High Stress and through Multi-layer in Deep Mine
深井穿层大容量倾斜劣质煤煤仓设计与施工
A Potential High Rank Coal Area for CBM Development Base in South China-Preliminary Analysis on CBM Geological Conditions of Wulunshan Coal Area in Guizhou
我国南方潜在的高煤级煤煤层气开发基地-贵州五轮山矿区煤层气地质条件浅析
Sampling of coal in seam
GB482-1995煤层煤样采取方法
Chinese classification of in seam coals
GB/T17607-1998中国煤层煤分类
Crawley midget miner
克劳雷薄煤层采煤机