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- Keyword： high gassy coal mining face; 关 键 词： 高瓦斯工作面;
- high gassy coal mining face 高瓦斯工作面
- Application of high level gas drainage gateway to high gassy fully mechanized coal mining face 高位瓦斯排放巷在高瓦斯综采工作面的应用
- Measures of ventilation and mine gas control applied to equipment removing period of fully mechanized coal mining face in high gassy mine 通风及瓦斯防治措施在高瓦斯矿综采工作面设备回撤期间的应用
- Gas Control and Practice in High Gassy Coal Face with Blasting Mining 浅谈高瓦斯矿井炮采工作面瓦斯治理与实践
- Practice and Approach to Gas Control in High Gassy Coal Face of Guandi Mine 官地矿高瓦斯回采工作面瓦斯治理的实践与探讨
- Gas drainage in high gassy coal seam with low gas permeability is always an hard solved significant technology problem in the process of safety production. 高瓦斯低透性煤层的瓦斯抽放,一直是煤矿安全生产过程中的重大技术难题。
- Research on gas drainage from goaf of fully mechanized top coal caving mining face in high gassy thick seam 高瓦斯厚煤层综放工作面采空区瓦斯抽放的研究
- To utilize mine gas as fuel for electricity generation is one of the mine gas exploitation projects with great future in gassy coal mines. 利用矿井抽采瓦斯进行发电,是目前矿井最有前途的瓦斯开发项目之一。
- Methane drainage is being performed in 23 gassy coal mines of total major 41 coal producing mines in Poland at present. 目前,在波兰41对主要生产矿井中,有23对高瓦斯矿井进行了瓦斯抽放。
- Methane Control for Upper Corner of Working Face in Gassy Coal Mine 高瓦斯矿井回采工作面上隅角瓦斯治理
- In the coal mining face underground, there are three core equipments including supporters, conveyors and shearers. 煤炭井工开采中,最核心设备是工作面的支架、运输机和采煤机。
- The feed way of the shearer is the important component of coal technology,it directly affects the output and benefit of the coal mining face. 采煤机的进刀方式是采煤工艺的重要组成部分,它直接影响到工作面的产量和效益。
- Application of Gas Drainage from Holes along Roof Strike in High Gassy Coal Face 顶板走向钻孔抽放技术在高瓦斯回采面的应用
- The charts were used to illustrate the dust distribution laws of coal mining face, heading face, during haulage, car-loading and tipping. 使用图表反映出采煤面、掘进工作面、运输过程、装车过程以及翻车时粉尘的分布规律。
- Ignition Features and Its Prevention in a High Gassy Coal Face with Gas Drainage Tailgate 高瓦斯厚煤层有排瓦斯尾巷工作面的发火特点及防治
- The advance support of intake and return aircourse needs a lot of plate girders in the comprehensive mechanized coal mining face. 综采工作面的进回风巷超前支护要用很多板梁。
- With the measured information, the paper analyzed the surrounding rock control results of the gob-side entry driving along the coal mining face. 在实测资料基础上,分析了综放沿空留巷围岩控制效果,得出的结论对综放沿空留巷推广应用具有指导意义。
- A new type self-walking advance timbering support set is adopted in longwall coal mining face of Halagou Coal Mine,Shendong Coal District by Shenhua Group Co. 神华集团神东矿区哈拉沟煤矿在长壁工作面回风巷中采用了一种新型自移式超前支护支架组。
- During the preparative and mining process of fully mechanized coal mining face, meeting small fold is a premonitor that there may be concealed fault around the face. 在综采工作面的准备和回采过程中,小褶曲是可能存在隐伏断层的征兆。
